Express the radian measure 2.5 in degrees. Give answer to the nearest tenth
1 point
1
Question 2
2.
2 points
2
Question 3
3.
A sector of a circle has central angle 22 degrees and radius 9 ft. Find the arclength
1 point
1
Question 4
4.
Evaluate, give answer in radians to three sig figs
3 points
3
Question 5
5.
From the top of a 150 ft lighthouse, a ship is observed in the ocean at an angle of depression of 28°. How far is the ship from the base of the lighthouse? (SHOW YOUR DRAWING AND EQUATION IN WORK) Round to 3 sig figs
3 points
3
Question 6
6.
SHOW YOUR WORK
3 points
3
Question 7
7.
A wheelchair ramp is to be built with a slope of 3/8. What angle will the ramp make with the ground? Give answer in degrees to three sig figs SHOW YOUR WORK
2 points
2
Question 8
8.
1 point
1
Question 9
9.
BONUS: An airplane is flying at an altitude of 11,000 feet. The pilot wants to make a smooth final descent to the runway at an angle of depression of 5 degrees. How far from the runway should the pilot begin the descent? SHOW WORK. Give answer to 3 sig figs
