Calculator
Trig Ratios
Finding Sides
Finding Angles
Angle of Elevation /
Angle of Depression
Angle of Depression
100
Round to the nearest tenth
cos(71)
.3
100
Find the trig ratio for sina
4/5
100
Solve for x (to the nearest tenth)
5.9
100
Find <A
tan-1(7/12)=<A
30 degrees
100
Fill in the blank:
Angle of Elevation is _______________ the horizontal line.
Angle of Depression is ______________ the horizontal line.
Above
Below
200
Round to the nearest whole number
sin-1(.6)
37
200
Find the trig ratio for tanb
3/4
200
Solve for x, to the nearest tenth
10.2
200
Find <B (to the nearest degree)
cos-1(8/13) = <B
52 degrees
200
Susie is standing 204 feet away from a tree. Her line of sight to the top of the tree forms an angle of elevation of 25 degrees with the ground. How tall is the tree (round to the nearest foot)?
95 feet
300
Round to the nearest hundredth
tan(75)
3.73
300
Find the trig ratio for cosa
3/5
300
Give the ratio for sint
7/25
300
Find angle R (round to the nearest degree)
59 degrees
300
A seagull 255 feet in the air, spots a sandwich on the beach. The angle of depression to the sandwich is 17 degrees. What is the distance between the seagull in the air and the sandwich on the beach? Round to the nearest foot.
872 feet
400
Round to the nearest hundredth
tan-1(.9)
41.99
400
What is the expression that we use to remember the trig ratios?
SOH CAH TOA
400
Find y (to the nearest foot)
23 ft
400
Find angle A (to the nearest degree)
30 degrees
400
Joe is climbing a ladder that is 12 feet long. The ladder is 8 feet from the base of a garage, what is the angle formed by the ladder and the ground? Round to the nearest degree.
48 degrees
500
Use your calculator and round to the nearest TEN THOUSANTH
sin41
.6561
500
When we are using tangent, what two sides are used in the trig ratio?
opposite over adjacent
500
Find x (to the nearest whole number)
33
500
Find both missing angles (to the nearest number)
<I = 53 degrees and <K = 37 degrees
500
A helicopter is flying at an altitude of 3500 feet. If the horizontal distance between the helicopter and the airport is 2650 feet, find the angle measure from the helicopter to the airport. Round to the nearest whole number.
53 degrees