Question

6. The sides of a triangle are in the ratio 13 : 14 : 15 and its perimeter is
84 cm. Find the area of the triangle.

7. Find the area of A ABC in which BC =8 cm, AC = 15 cm and AB = 17 cm. Find the length of altitude drawn on AB.

8. An isosceles triangle has perimeter 30 cm and each of its equal sides is
12 cm. Find the area of the triangle.
9. The perimeter of an isosceles triangle is 32 cm. The ratio of one of the equal sides to its base is 3:2. Find the area of the triangle.​

Answer 1

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Answer 2

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