Question

1. In a parallelogram, the altitude is twice the length of the base. If its area is 288 sq.cm, find the base and the altitude of the parallelogram.

2. Find the area of the right triangle in which the sides containing the right triangle are 15 cm and 24 cm.

3. Find the area of a triangle whose base and height are 15 cm and 10 cm respectively.

4. Find the height of a triangle whose area is 168 sq.cm and whose base is 16 cm.

5. Find the area of an isosceles triangle whose one equal side is 16 cm.

6. The base and height of a triangle are in ratio 4:5. If its area is 1000 sq.cm , find its base and height.

Answer 1

3)area of triangle=1/2×b×h=1/2×15×10=15×5=75