D.U
10. What is the sum of the angles in a triangle?
A. 360
B. 90
C. 270
D. 180
11. What do you call the side opposite the right angle of a triangle?
A. Axis
B. Hypotenuse
C. Vertex
D. Diagonal
12. The Pythagorean theorem can be written as c² = a² + b². The a and b is the equation are the
A. 2 angles of the right triangle
C. 2 sides of the right triangle
B. Hypotenuse and the adjacent side
D. Hypotenuse and the opposite side
13. A ladder lean against a brick wall. The foot of the ladder is 10 ft. from the wall. The ladder reaches
A height of 18 ft. on the wall. Find to the nearest degree the angie makes with the waii.
A. 35
B. 25
C. 39
D. 29
14. The angle of depressions from the top of a building to a car travelling towards the building as the car
Travels closer.
A. Decreases
B. Increases
C. Remains
D. Increases
15. The angle of elevation from your eye to the top of an eighteen foot flagpole as you walk farther from
The flagpole.
A. Inverses
B. Remains
D. Decreases
c. Increases
16. The line that connects the eye of an observes to the object is called
A. Horizontal Line
B. Straight line
C. Line of sight
D. Vertical line
17. The baby is looking at the moon. The angle formed from the baby to the moon is an
A. Angie of depreciation
C. Angie of depression
D. Angle of oppression
B. Angle of elevation
18. The angle from the horizontal to the line of sight of the observer to the object below is called
A. Angle of elevation
C. Angle of depression
D. Acute angle
B. Right angle
19 A kite held by 100 of string makes an angle of elevation with the ground of 40 About high is the kite
Above the ground?
A. 83.9 m
B. 76.6 m
C. 64.3 m
D. 55.6 m
20. With the sun, a girl 1.4 m tall casts a 3.6 m shadow. Find the angle of elevation from the top of the
Shadow to the sun. Express your answer to the nearest degree.
A. 19
B. 20
C. 21
D.22​