1. Pythagorean Theorem Algebra 2/Trig Name __________________________
Geometry Review Fill in Notes Date ______________ Block ________
Pythagorean Theorem
Basic Example: Example:
Practice – Solve for the missing side and leave your answer in simplified radical form. You are not allowed to use a calculator.
1) ) 3) x 16 15 4 x x 5 10
4) ) 6) 5 x 6 8 x 9 x 12

2. 30-60-90  45-45-90  Basic Example: Fill in the missing sides.
60
60
30
30
Example 1: Example 2: Example 3:
60
60
30
30 
Basic Examples: Fill in the missing sides.
45
45
45
45
45
45
Example 4: Example 5: Example 6:
45
45
Example 7: Example 8: z x w y
30 z y 18 x
30
45

3. Algebra 2/Trig Name __________________________
Geometry Review Fill in Notes Date ______________ Block ________
Greek symbol for an angle
3 Basic Trig Functions ABBREVIATIONS
___________________
__________
To solve for a missing side or angle in a right triangle, use…
Example: Complete each trig ratio.
sin  =
cos  =
tan  =
Directions: Use Trigonometry to solve for the missing side or angle measurement.
Example 1: Example 2: Example 3:
Example 4: Example 5:

4. 3 Other Trig Functions ABBREVIATIONS
Examples: Evaluate. Round to 2 decimal places.
________________
__________
1) csc 25 = ______
3) csc 180 = ______
2) sec 57 = ______
4) cot 62 = ______
COSECANT
Example 1: Complete each trig ratio.
csc  =
sec  =
cot  =
SECANT
COTANGENT
Example 2: Complete each trig ratio Example 3: Complete each trig ratio.
csc β =
sec β =
cot β =
sin θ =
cot θ =
sec θ =
Example 4: Given Find sin β and Example 5: Given Find csc θ and
cos β cot θ.