Question

Find the area of this triangle
ROUND TO THE NEAREST TENTH

Answer 1

40.14 m²

Explanation:

A = ½ × b × h × sin x

A = ½ × 14 m × 7 m × sin 125°

A = 7 m × 7 m × 0.82

A = 49 m² × 0.82

A = 40.14 m² ✔

Answer 2

Explanation:

the area = ½×14×7× sin 125°

= 49× 0.82

= 40.18 => 40.2 cm²