Question

A surveyor needs to determine the side and angle measurements for a triangular corner lot. He know the angle where the two streets meet is 70 degrees, the length along one street is 140 feet and the length along the other street is 180 feet.

A) draw and label a diagram of the lot.

B) determine the length of the other side of the lot.

C) what are the other two angles?

Answer 1

I am uploading handwritten answer and I have drawn the diagram there itself. The key to this question is using sine rule, cosine rule and the angle sum property of triangle