Exam
Name___________________________________

MULTIPLE CHOICE.  Choose the one alternative that best completes the statement or answers the question.
Solve.
1) A plane flying a straight course observes a mountain at a bearing of 30.1° to the right of its course.  At that time the plane is 6 km from the mountain.  A short time later, the bearing to the mountain becomes 40.1°.  How far is the plane from the mountain when the second bearing is taken (to the nearest tenth of a km)?	1) _______

A) 3.1 km	B) 4.7 km	C) 8.8 km	D) 7.7 km

2) To find the distance between two small towns, an electronic distance measuring (EDM) instrument is placed on a hill from which both towns are visible. The distance from the EDM to the towns is  and  and the angle between the two lines of sight is  Find the distance between the towns to the nearest tenth of a mile.	2) _______

A) 4.4 mi	B) 3.0 mi	C) 1.9 mi	D) 5.0 mi

1) B
2) C