Question

A kite is flying 70 feet above the ground and is attached to a string tied to a stake on the ground. The angle of elevation formed by the string and the ground is 40°. Find the length of the string to the nearest foot.
A)
45 feet
B)
83 feet
C)
91 feet
D)
109 feet

Answer 1

\[\sin(40)=\frac{70}{x}\iff x=\frac{70}{\sin(40)}\] and a calculator

Answer 2

thank you!