Question

77%
Calculate the area of this triangle.
14 cm
11 cmi
18 cm

Answer 1

A = 99 cm²

Explanation:

The area (A) of a triangle is calculated as

A =
`(1)/(2)` bh ( b is the base and h the perpendicular height )

Here b = 18 and h = 11 , then

A =
`(1)/(2)` × 18 × 11 = 9 × 11 = 99 cm²