Question

Calculate the area of the shape

Answer 1

Answer: a. 164 u²

Explanation:

Area of a trapezium = ¹/₂ (a + b) h

But the height isn't given. So we have to solve for it.

h = √(10² - 6²) [using the Pythagorean theorem]

= 8

∴ Area of the shape = ¹/₂ (13 + 28) 8

= 164 u²