Question

What is the area of this triangle
30POINTS

Answer 1

81.74 cm²

Explanation:

Use tan(x) to find x

tanθ = opposite/adjacent

tan(36) = x/15

15tan(36) = x

area of triangle =
`(1)/(2)`*b*h

`(1)/(2)`*15tan(36)*15 = 81.74 cm² (2 d.p.)