1. If a triangle has two angles as 135° and 15°. What will be the third angle?
2. The triangle whose two sides are equal is known as
3. Which of the following triangles have three equal sides?
4. Area of an equilateral triangle with side length a is equal to:
5. If perimeter of a triangle is 100cm and the length of two sides are 30cm and 40cm, the length of third side will be:
6. If all the angles of a triangle are acute, the triangle is called:
7. How many medians can a triangle have?
8. The total measure of the three angles of a triangle is:
9. The measure of each angle of an equilateral triangle is:
10. The ratio of the measures of the three angles of a triangle is 2 : 3 : 4. The measure of the largest angle is: