Question

Work out the area of the triangle

Answer 1

Answer: 18m^2

Explanation:

Area of a triangle = (b*h) / 2

To work out the height:

21m - 15m = 6m

h = 6m

Base:

b = 6m

6*6 = 36

36/2 = 18

Area = 18m^2

Answer 2

The answer is 1890m
Multiply all the sides to get your answer
Hope it helps!