Trigonometry: Diagnostic Assessment (Total: 17 marks)

In which quadrants is cosine positive?

• Quadrant 1

• Quadrant 2

• quadrant 3

• Quadrant 4

If a kite is 40 feet off the ground and the string holding the kite is 42 feet long. What is the angle of elevation to the kite?

Mathematical Equivalence

ON

Match the following.

• Tan

• Sin

• Cos

• Tan

Mr. Cheele wants to measure the height of a tree. He walks 200 feet from the bottom of the tree and looks at the top of the tree. The angle from the ground to the top of the tree is 40 feet. In that context, calculate the height of the tree.

Mathematical Equivalence

ON

​ (a)   ​ ​ (b)   ​ ​ (c)   ​

Place the following special angles and magnitudes in the correct position on the given Right-angled triangle.

e

d

c

a

b