G. Unit 4 Part 1 Review

Prove that Circle M and Circle N are similar.

Circle M: Center (2,1); r=4

Circle N: (5,5); r=3

Select the option that BEST shows the necessary transformations from circle M to circle N.

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Mathematical Equivalence

ON

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A circle has a radius of 15 inches. Find the area of a sector of the circle formed by a 150° central angle.

Leave answer in exact form.

Mathematical Equivalence

ON

Answer explanation

The circle shown above has a radius of 6.  The central angle, a, of the sector is (11π/12) radians, and the arc length is represented by b.

Determine whether each statement is true about the circle shown above.  Select the true statements.

Answer explanation

Mathematical Equivalence

ON

Answer explanation

Mathematical Equivalence

ON

Answer explanation

• The circle has a radius of 24 units

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The center of a circle with radius 9 units is located at (2, 5) on a coordinate plane.

Select TWO points that lie on the circle.

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