Given:
Area(A) = 308 cm²
Height(b) = 14 cm
Side length = 17 cm
To find:
Base(b) and perimeter(p)
Solution:
Area of the circle formula:


Divide by 14 on both sides.


base = 22 cm
In parallelogram opposite sides are equal.
Perimeter = sum of all the sides
= 22 + 17 + 22 + 17
= 78 cm
Perimeter = 78 cm