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Unit 9A-Test

Last updated about 5 years ago

16 Nsɛmmisa

Please use these formulae and theorem to solve the problems.

Questions 1-5 are based on figure below:

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1

1

1

1

1

3

3

1

1

3

3

3

3

3

3

5

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1.

Name the Circle?

A

D

R

X

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2.

Select a Chord that is not a diameter

AX

AB

DE

XY

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3.

Select the Diameter of the Circle.

AX

AB

BC

BY

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4.

Select a Major Arc

AD

DY

ADE

EX

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5.

Select a Minor Arc

AYE

ADE

DBA

YB

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6.

Find the Circumference of a circle with a Diameter of 10 cm. Round your answer to the nearest tenth

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7.

Circumference of a circle is 10π inches, what is its Radius?

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8.

Select the measure of Arc DB?

50

100

150

210

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9.

Select the measure of Arc DEB?

50

100

150

210

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10.

Use ⨀ O to find the arc length of each arc listed. The radius of ⨀ O is 3 in. Leave your answers in terms of π. Show all work.
Length of Arc DE

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11.

Use ⨀ O to find the arc length of each arc listed. The radius of ⨀ O is 3 in. Leave your answers in terms of π. Show all work.
Length of Arc BAE

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12.

Find x?

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13.

Find x?

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14.

Find x? and also measure of angle Y

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15.

Find Angle X?

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16.

Radius is 17, CD = 30, find AE (Hint. Join A and D and use Pythagorean Theorem)