Circles
The radius of a circle is 14.5 feet.
What is the diameter?
a. 29 feet
b. 30 feet
c. 7.25 feet
d. 40 feet
a. 29 feet
(Refer to Picture #1)
Which of the following equations can be used to find the value of x?
a. 4x - 6 + 32 = 90
b. 4x - 6 + 32 = 180
c. 4x - 6 = 32
d. 4x - 6 + 90 = 47
a. 4x - 6 + 32 = 90
Two angles that are opposite each other when two lines intersect and always have equal measure.
a. Complementary angles
b. Supplementary angles
c. Vertical angles
c. Vertical angles
(Refer to picture #7) What is the volume of the box?
40.5
Find the area of a circle that has a radius of 6 centimeters. Leave answer in terms of pi.
a. 36𝛑 square centimeters
b. 3𝛑 square centimeters
c. 19𝛑 square centimeters
d. 12𝛑 square centimeters
a. 36𝛑 square centimeters
(Refer to picture #6) Solve for y.
70
A segment that connects the center of the circle to any point on the circle.
a. Radius
b. Diameter
c. Area
d. Circumference
a. Radius
(Refer to picture #3) What is the volume?
140
Find the area of a circle with a diameter of 10 cm.
78.5 centimeters squared
(Refer to picture #2) Which of the following equations can be used to find the value of y?
a. 3y + 13 + 74 = 90
b. 3y + 13 + 74 = 180
c. 3y + 13 = 74
d. 3y + 13 = 90
c. 3y + 13 = 74
A segment that connects two points on the circle and passes through the center.
Diameter
(Refer to picture #8) What is the volume of the right triangular prism?
54
A mirror has a circumference of 42.76 cm.
Find the diameter of the mirror.
a. 13.6 cm
b. 6.8 cm
c. 21.4 cm
d. 134.3 cm
a. 13.6 cm
(Refer to picture #4) Which equation can be used to find the value of x?
a. 5x - 3 = 108
b. 5x - 3 + 108 = 180
c. 5x - 3 + 108 = 90
d. 5x - 3 + 90 = 108
b. 5x - 3 + 108 = 180
Two angles that have a sum of 180°.
a. Complementary angles
b. Supplementary angles
c. Vertical angles
b. Supplementary angles
(Refer to picture #7) What is the surface area of the box?
72 feet squared
A frame has a circumference of 40𝛑 inches. What is the area of the mirror
a. 40𝛑 square inches
b. 80𝛑 square inches
c. 400𝛑 square inches
d. 1,600𝛑 square inches
c. 400𝛑 square inches
In figure #5, angle BAC and angle CAD are complementary angles where angle BAC is 54°. What is the measure of angle CAD?
36°
The distance around the circle:
a. Radius
b. Diameter
c. Circumference
d. Area
c. Circumference
(Refer to picture #8) What is the surface area of the right triangular prism?