Pnd the probability that it will be: (i) black (i) red (ii) not green

1.	Pnd the probability that it will be: (i) black (i) red (ii) not green (iv) whiteThe coordinates of centroid of a triangle is (1, 3) and its two vertices are (-7,6) and (8, 5). Finvertex of the triangle.Section-D
Answer» Let vertices of triangle are A (-7, 6), B (8, 5) and C (x3, y3) Given, centroid of triangle (1, 3) Then,1 = (- 7+8+x3)/33 = 1 + x3x3 = 3 - 1 = 2 3 = (6+5+y3)/39 = 11 + y3y3 = 9-11y3 = - 2 Therefore, coordinates of third vertex are (2, - 2)

Pnd the probability that it will be: (i) black (i) red (ii) not green (iv) whiteThe coordinates of centroid of a triangle is (1, 3) and its two vertices are (-7,6) and (8, 5). Finvertex of the triangle.Section-D

Answer»

Let vertices of triangle are A (-7, 6), B (8, 5) and C (x3, y3)

Given, centroid of triangle (1, 3)

Then,1 = (- 7+8+x3)/33 = 1 + x3x3 = 3 - 1 = 2

3 = (6+5+y3)/39 = 11 + y3y3 = 9-11y3 = - 2

Therefore, coordinates of third vertex are (2, - 2)