A construction worker needs to determine the volume of a sandple in a construction yard, as shown. • Aline along the surface of the sandplle from the ground to the top of the sandple makes a 40° angle with the ground at point R.
• The length of the siant side of the sandple, RT, from the ground to the top of the sandpile is 20 meters.
20 m
40°
R
What is the volume of the sandplle, to the nearest cubic meter? Show your work and explain how you determined your answer.