Review Test #13 Chapter 11.4-11.6
For Problems #1-10, leave all answers in exact.
1. Find the circumference
Name _____________________________
2. Find the radius
94 cm
In Problems 3-4, find the length of AB .
3.
4.
In Problems 5-6, find the indicated measure.
5. Circumference of
F
19 cm

In Problems 7-8, find the areas of the sectors formed by ACB
7.
8.
In Problems 9-10, use the diagram to find the indicated measure
9. Area of H
10. Area of
11. How do you find the central angle of a regular polygon?
12. What does each letter in the formula A 
13. What is an apothem?
J
6. Radius of
1
Pa stand for?
2
H

14. Find the area of the regular polygon. Round answer to the nearest tenth.
3
5.2
Write an expression for the area of each regular polygon.
15.
16.
In Problems 17-18, use the following figure.
15.2 cm
17. What is the area of the pentagon?
A) 68.4 cm2
B) 648 cm2
C) 342 cm2
D) 915.2 cm2
18. What is the approximate area of the shaded region? (HINT: Find the area of the circle first then subtract the
area of the polygon)
A) 482 cm2
B) 362 cm2
C) 410 cm2
D) 684 cm2
19. Rectangles JKLM and STUV are similar. The area of the rectangles are in the ratio of 64 to 169. What is the
ratio for the perimeters the rectangles?
20. List the following:
Shortest side: _______
Middle side: _______
Longest side: _______
45o
35o
100o
21. What is the relationship between the two lines y 
7
7
x  5 and y  x  9 ?
8
8
A) parallel
B) intersecting, but not perpendicular
C) perpendicular
D) same line
22. What is the relationship between the two lines y  
2
5
x  3 and y  x  3 ?
5
2
A) parallel
B) intersecting, but not perpendicular
C) perpendicular
D) same line