Find the area of the triangle using law of sines

Question

Base = 29cm, height = 8 cm, angle between the two = 100 degrees. 

Answer 1

Hi Hannah,

 

The area, A, will be A= (1/2)base*height*sin(100deg)

A = 0.5*29*8*0.98

= 114.2 cm^2 (rounded to the nearest tenth)