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Answer» Answer: TRIANGLE:- A closed figure made up of three line segments is KNOWN as triangle. - Equilateral Triangle :- A triangle whose all three sides and three angles are equal.
- Right Angle:- An angel in the triangle whose one angel is equal to 90°.
- Obtuse Angle:- An angle in the triangle whose measurement is greater than 90° but less than 180.
- Scalene Triangle:- A triangle whose all sides and angels have different measurements .
- Isoceleus Triangle:- A triangle whose two sides are equal in length.
- Interior Angles:- Interior angles are formed when two sides of a polygon meet at a same end point or when two parallel lines are Interest by a transversal.
- Exterior Angles:- Exterior angle is the angle between any side of a shape and a line extended from the next side.
- Acute Angles:- Acute angle measures less than 90°.
For diagram see the file ATTACHED. I hope this will help you. GOOD morning Have a nice day AHEAD.
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