1
Q
What letters are used for angles?
A
Greek
2
Q
What is the Pythagorean Theorem
A
Applies to right triangles (one angle is 90 degrees and the other two angles add up to 90 degrees)
a2 + b2 = c2
3
Q
How many “parts” does a right triangle have?
A
A right triangle has 6 parts: 3 angles and 3 sides (hypotenuse, opposite, adjacent)
4
Q
What is Sin A?
A
Opp / Hyp
5
Q
What is Cos A?
A
Adj / Hyp
6
Q
What is Tan A?
A
Opp / Adj
7
Q
What is Csc A?
A
Hyp / Opp
8
Q
What is Sec A?
A
Hyp / Adj
9
Q
What is Cot A?
A
Adj / Opp
10
Q
What is Sin (30)?
A
0.5
Physical & Geometric Optics
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