Question

The figure shows the dimensions of a piece of scenery that will be painted to represent a mountain.

What is the area of this piece of scenery?
Enter your answer as a decimal in the box.
Round only your final answer to the nearest tenth.

Answer 1

Answer: The area of the triangle is about 7.18 square meters.

To find the area when given two sides and the included angles, we can use the following formula.

Area = AB(SinC)/2
Area = 4(8.5)(Sin25)/2
Area = 14.369/2
Area = 7.18

The area is about 7.18 square meters.