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7551.

One angle of a right angled triangle is 40∘ , then the measure of the other acute angle is

Answer»

One angle of a right angled triangle is 40 , then the measure of the other acute angle is

7552.

In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram, so that it becomes symmetric.

Answer» In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram, so that it becomes symmetric.


7553.

The sum of two integers is − 23. If one of them is 18, then the other is(a) −14 (b) 14 (c) 41 (d) −41

Answer» The sum of two integers is − 23. If one of them is 18, then the other is



(a) −14 (b) 14 (c) 41 (d) −41
7554.

1 billion = ..........crore

Answer» 1 billion = ..........crore
7555.

Find by how many times Tree 2 is taller than Tree 1.3

Answer»

Find by how many times Tree 2 is taller than Tree 1.
  1. 3
7556.

Identify the co-prime numbers from the following?

Answer»

Identify the co-prime numbers from the following?


7557.

Which geometry do ClO4- and NO2- have. Explain

Answer» Which geometry do ClO4- and NO2- have. Explain
7558.

Draw a line AB. At A, draw an arc of length 3cm using compass such that it intersects AB at O. With the same spread of compass, put the compass pointer at O and make an arc that intersects the previous arc at P. Join A and P. Using the protractor, measure ∠PAB. What is the value of ∠PAB.

Answer»

Draw a line AB. At A, draw an arc of length 3cm using compass such that it intersects AB at O. With the same spread of compass, put the compass pointer at O and make an arc that intersects the previous arc at P. Join A and P. Using the protractor, measure PAB. What is the value of PAB.



7559.

130 students did the SSLC examination in a school and 95% of them were declared eligible for higher studies. What is the actual number of those eligible for higher studies?

Answer»

130 students did the SSLC examination in a school and 95% of them were declared eligible for higher studies. What is the actual number of those eligible for higher studies?

7560.

If the bisector of an angle bisect the opposite side, prove that the triangle is isosceles.

Answer» If the bisector of an angle bisect the opposite side, prove that the triangle is isosceles.
7561.

On simplifying 3b+{(2a−¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯6a−4a+b)−b}, we get

Answer»

On simplifying 3b+{(2a¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯6a4a+b)b}, we get


7562.

Find the area of a square of side 27 cm.

Answer»

Find the area of a square of side 27 cm.

7563.

Zero is neither a prime nor a composite number.Why?

Answer»

Zero is neither a prime nor a composite number.Why?

7564.

Simplify:(a) 23÷115(b) 412÷49(c) 1÷25(d) 49÷49

Answer» Simplify:

(a) 23÷115



(b) 412÷49



(c) 1÷25



(d) 49÷49
7565.

There are 3 apples, 4 mangoes and 1 watermelon available in a fruit shop. What is the ratio of apples to the total fruits?

Answer»

There are 3 apples, 4 mangoes and 1 watermelon available in a fruit shop. What is the ratio of apples to the total fruits?



7566.

Find the value of 'x' If 3x + 12 = 2x + 15, x = ___

Answer» Find the value of 'x'
If 3x + 12 = 2x + 15, x = ___
7567.

Burak has organized an event of planting trees on the upcoming World Environment Day. He wants to plant 7 or 9 or 11 trees in each row. The minimum number of trees Burak would have is

Answer» Burak has organized an event of planting trees on the upcoming World Environment Day. He wants to plant 7 or 9 or 11 trees in each row. The minimum number of trees Burak would have is
7568.

In the given figure, identify the right angle.

Answer»

In the given figure, identify the right angle.


7569.

{ Consider the set }A=\{1,2,3\} then find which of the followings is/are true? }}{If }R_1=\{(1,2),(2,3)\},R_2=\{(3,4)\} then }R_2° R_1=\{(2,4)\

Answer» { Consider the set }A=\{1,2,3\} then find which of the followings is/are true? }}{If }R_1=\{(1,2),(2,3)\},R_2=\{(3,4)\} then }R_2° R_1=\{(2,4)\
7570.

In the adjoining pictograph if the cost of 1 eraser is Rs. 2, the sale on Thursday is

Answer»

In the adjoining pictograph if the cost of 1 eraser is Rs. 2, the sale on Thursday is


7571.

The value of Δ=∣∣∣∣10218361341736∣∣∣∣, is equal to

Answer» The value of Δ=
10218361341736
,
is equal to
7572.

2000 has factors in all.

Answer»

2000 has factors in all.

7573.

A man got a 10% increase in salary. If his new salary is ₹1,54,000, find his original salary.

Answer» A man got a 10% increase in salary. If his new salary is ₹1,54,000, find his original salary.


7574.

Ajit scored 500 runs in a test match. He wishes to score 1000 runs. He needs ___ more runs.

Answer»

Ajit scored 500 runs in a test match. He wishes to score 1000 runs.

He needs ___ more runs.


7575.

A number line is used to represent only positive integers.

Answer»

A number line is used to represent only positive integers.


7576.

Check whether the given statement is true or false? (i) Sum of two positive integers is a positive integer(ii) Sum of two negative integers is a negative integer(iii) Product of two positive integers is a positive integer.(iv) Product of two negative integers is a negative integer.

Answer» Check whether the given statement is true or false? (i) Sum of two positive integers is a positive integer

(ii) Sum of two negative integers is a negative integer

(iii) Product of two positive integers is a positive integer.

(iv) Product of two negative integers is a negative integer.
7577.

Complete the missing algebraic expression. Add the adjacent cells to get the value in row above.

Answer»

Complete the missing algebraic expression. Add the adjacent cells to get the value in row above.


7578.

Determine the number of edges, vertices and faces in the given figure.

Answer» Determine the number of edges, vertices and faces in the given figure.

Visualising Solid Shapes Class 7 Extra Questions Maths Chapter 15 Q5
7579.

Choose the perpendicular lines from the given option :

Answer»

Choose the perpendicular lines from the given option :

7580.

Question 45Solve the following:Find the least value that must be given to number a so that the number 91876a2 is divisible by 8.

Answer» Question 45



Solve the following:




Find the least value that must be given to number a so that the number 91876a2 is divisible by 8.
7581.

When 1515 is divided by 33, the quotient is(a) 53(b) 35(c) 55(d) 33

Answer» When 1515 is divided by 33, the quotient is



(a) 53



(b) 35



(c) 55



(d) 33
7582.

How do you write "five and three hundredths" as a decimal?

Answer»

How do you write "five and three hundredths" as a decimal?



7583.

Question 173How many grams should be added to 2 kg 300 g to make it 5 kg 68 g?

Answer»

Question 173



How many grams should be added to 2 kg 300 g to make it 5 kg 68 g?



7584.

कहानीके अंत और आरंभके हिस्से कोस्वंय पढ़करदेखिए और बताइएकि ओस की बूँदलेखक को आपबीतीसुनाते हुएकिसकी प्रतीक्षाकर रही थी?

Answer»

कहानी
के अंत और आरंभ
के हिस्से को
स्वंय पढ़कर
देखिए और बताइए
कि ओस की बूँद
लेखक को आपबीती
सुनाते हुए
किसकी प्रतीक्षा
कर रही थी
?

7585.

Question 12 (e) Fill in the blanks: The smallest composite number is _______.

Answer»

Question 12 (e)

Fill in the blanks:

The smallest composite number is _______.

7586.

The given bar graph shows the number of students from different classes of a school who participated in a competition.Study the bar graph and answer the following questions.a) How many more students of grade IV participated in the competition as compared to grade III?b) How many students in total, of all five classes, have participated in the competition?

Answer» The given bar graph shows the number of students from different classes of a school who participated in a competition.



Study the bar graph and answer the following questions.



a) How many more students of grade IV participated in the competition as compared to grade III?



b) How many students in total, of all five classes, have participated in the competition?
7587.

In the given figure,a) What is AE + EC?b) What is AC - EC?c) What is BD - BE?d) What is BD - DE?

Answer»

In the given figure,



a) What is AE + EC?



b) What is AC - EC?



c) What is BD - BE?



d) What is BD - DE?





7588.

2x+1>1, where x is an integer, is an algebraic inequality. Minimum value of the unknown in the algebraic inequality is

Answer» 2x+1>1, where x is an integer, is an algebraic inequality. Minimum value of the unknown in the algebraic inequality is
7589.

Find the prime factorisation of 99.

Answer»

Find the prime factorisation of 99.

7590.

Consider the number whose sum of digits is 27. Find the number that divides the given number without any remainder.

Answer»

Consider the number whose sum of digits is 27. Find the number that divides the given number without any remainder.

7591.

Question 52. The place value of a digit at the hundredths place is 110 times the same digit at the tenths place.

Answer»

Question 52.
The place value of a digit at the hundredths place is 110 times the same digit at the tenths place.

7592.

If y = logx, x≠0, then dydx = ___________________.

Answer» If y = logx, x0, then dydx = ___________________.
7593.

the solution set of the equation x to the the power of 2-16=0 is finite or infinite

Answer» the solution set of the equation x to the the power of 2-16=0 is finite or infinite
7594.

Perform the following operation:38−18 = .

Answer»

Perform the following operation:



3818 = .

7595.

Find the median of the following data set:

Answer» Find the median of the following data set:








7596.

Question 6The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer side is 30 metres more than the shorter side, find the sides of the field.

Answer» Question 6

The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer side is 30 metres more than the shorter side, find the sides of the field.
7597.

Ben's bag weighs three hundred one thousandths units.Select the correct number of units.

Answer»

Ben's bag weighs three hundred one thousandths units.

Select the correct number of units.

7598.

अंग्रेज़केसामनेबिलवासीजीनेझाऊलालकोपहचाननेतकसेक्योंइनकारकरदियाथा?आपकेविचारसेबिलवासीजीऐसाअजीबव्यवहारक्योंकररहेथे?स्पष्टकीजिए।

Answer»

अंग्रेज़
के
सामने
बिलवासी
जी
ने
झाऊलाल
को
पहचानने
तक
से
क्यों
इनकार
कर
दिया
था?
आपके
विचार
से
बिलवासी
जी
ऐसा
अजीब
व्यवहार
क्यों
कर
रहे
थे?
स्पष्ट
कीजिए।

7599.

इस नदी के तट की क्या खासियत थी?

Answer»

इस नदी के तट की क्या खासियत थी?

7600.

3 circles of 1 cm radius touch each other externally. Find the area of the circle circumscribing the three circles

Answer» 3 circles of 1 cm radius touch each other externally. Find the area of the circle circumscribing the three circles