Practice Exam Answers

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What is the approximate length of minor arc LM ? Round to the nearest tenth of a centimeter.

A
12 point 4 centimeters
B
36 point 7 centimeters
C
15 point 7 centimeters
D
31 point 4 centimeters
5

Liliana is making a vase with a circular base. She wants the area of the base to be between 135 cm squared and 155 cm squared Which circle could represent the base of the vase? Use 3 point 1 4 for pi

A
Image with description Circle C is shown. Line segment A C is a radius with length 6 centimeters.
B
Image with description Circle C is shown. Line segment A C is a radius with length 9 centimeters.
C
Image with description Circle C is shown. Line segment A C is a radius with length 8 centimeters.
D
Image with description Circle C is shown. Line segment A C is a radius with length 7 centimeters.
6

Juanita has a storage closet at her shop with extra bottles of lotion and shower gel. Some are scented and some are unscented. If she reaches into the closet and grabs a bottle without looking, she has a 42 percent chance of grabbing a bottle of shower gel. For the events "shower gel” and "scented” to be independent, what must be shown to be true?

A
cap p times lotion is equal to 42 percent
B
cap p times open paren shower gel divides scented close paren is equal to 42 percent
C
cap p times scented is equal to 42 percent
D
cap p times open paren scented divides shower gel close paren is equal to 42 percent
10

Two chords intersect at a point inside a circle that is not the center of the circle. Which statement must be true?

A
The measures of each pair of opposite arcs sum to 180 degrees .
B
Each arc measure is equal to one-half the sum of the vertical angles that intercept the arc.
C
Each angle measure is equal to the measure of the arc it intercepts.
D
The sum of the measures of each pair of vertical angles is equal to the sum of the measures of the intercepted arcs.
11

Which circle shows overarc AB that measures 60 degrees ?

A
Image with description A circle has a center O. Line segments A and B are shown. The angle between the 2 segments is 60 degrees.
B
Image with description A circle has a center O. AO and BO are two radii on the circle. Angle A O B is 60 degrees.
C
Image with description A circle has a center O. A B is a chord. A tangent is drawn to the circle that touches the circle at A. The angle between the tangent line and the chord is 60 degrees.
D
Image with description A circle has a center O. A Y is a chord. B Y is a diameter. Angle A Y B is 60 degrees.
19

What is the approximate volume of the oblique cone? Use pi almost equal to 3 point 1 4 and round to the nearest tenth.

A
117 point 8 cubic units
B
235 point 5 cubic units
C
282 point 6 cubic units
D
141 point 3 cubic units

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