A right triangle has one angle that measure 23o. The adjacent leg measures 27.6 cm and the hypotenuse measures 30 cm. What is th

Question

3 years ago

14

e approximate area of the triangle? Round to the nearest tenth. Area of a triangle = One-halfbh 68.7 cm2 161.8 cm2 381.3 cm2 450.0 cm2

1 answer:

Oliga [24] · Answer 1 · 2022-01-21T23:51:24+03:00

Answer:

161.8 cm²

Step-by-step explanation:

The given formula works if you have both legs of the triangle. Using the given information, a better formula is ...

A = (1/2)ab·sin(C) . . . . C is the angle between sides 'a' and 'b'

A = (1/2)(27.6 cm)(30 cm)sin(23°) ≈ 161.8 cm²