1. Unit 4 Test 1 Review

2. Key Terms Know the relationship with the following angles:
Complementary
Supplementary
Vertical
Adjacent
Know how to find:
Area of a Circle
Circumference of a Circle
If 3 side lengths will create a triangle
Missing Angle of a Triangle
If a Triangle is unique or not

3. Find the value of the missing angle:
What is the supplement of an angle that has a measure of 33.5o?

4. What is the complement of an angle with a measure of 63o?
What is the value of x?

5. Find the value of x:
Find the measure of each angle:

6. Find the value of x:
Find the value of x:

7. Determine if the following triangles are possible:

8. Determine the missing angle of each triangle

9. Determine which triangles would be unique, and why:
If a triangle has angles that measure 40, 50, and 90
If a triangle has side lengths of 7, 10, 12
If a triangle has side lengths of 6 and 17 and the angle between the two sides has a measure of 45.
If a triangle has angles that measure 60, and 30 and the included side measures 8 in.
If a triangle has side lengths of 5, and 11, and has a non included angle measure of 33.

10. Find the circumference of the circles (use 3.14 for pi):

11. Find the area of the circles (use 3.14 for pi):

12. Word Problems
A Ferris wheel has a radius of 65 feet. If a passenger travels around the ferris wheel 7 times on one ride, how far did the passenger travel?
If a pizza has a circumference of 24in, what is the diameter of the pizza to the nearest tenth of an inch?
The tires of my scooter have a circumference of 7.5 inches. What is the radius of the tires?