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Unit 4A Bingo Review Topics: Circumference/Arc Length (4.1), Area/Area of Sector/Area of Segment(4.2), Similar Circles/Proportions (4.3), and Central/Inscribed Angles (4.4)
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Please add these answers anywhere on your Bingo board!
Radius π 19 7π 3 75π 4 25π 0.18 chord π minor π 44π
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1) Circumference Find the circumference of a circle with a radius of 4 meters (leave your answer in terms of π)
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2) Arc Length Find the arc length (leave your answer in terms of π)
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Find the radius of a circle with an area of 49π.
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Find the area of the shaded region (leave your answer in terms of π)
4) Area of a Sector Find the area of the shaded region (leave your answer in terms of π)
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5) Area of a Segment Find the area of the segment for a circle with a radius of 5 cm and a central angle of 250 (Hint: Draw a picture. Round your answer to the nearest hundredth if necessary).
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6) Similar Circles What will be the radius of Circle B if Circle A is dilated by a scale factor of 6? Circle A 44 ft.
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7) Proportions Circle A has a radius of 81. It has been dilated and translated to create Circle B. What is the scale factor of dilation if the radius of Circle B is 9?
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Find the measure of β πΎπΌπΏ
8) Central Angles Find the measure of β πΎπΌπΏ
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Find the measure of β πππ
9) Inscribed Angles Find the measure of β πππ
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10) Inscribed Quadrilaterals
Find the measure of β π
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11) Vocabulary What is a line segment that starts at the center of the circle and ends at a point on the circle?
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12) Arc Length (leave your answer in terms of π)
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Find the area of the sector (leave your answer in terms of π)
13) Area of a Sector Find the area of the sector (leave your answer in terms of π)
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Find the measure of β πΊππΈ
14) Inscribed Angles Find the measure of β πΊππΈ
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15) Inscribed Angles Find the measure of arc XY
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16) Area of a Segment Find the area of a segment of a circle with a radius of 10 and a central angle of 1200 (Hint: draw a picture first. Round your answer to the nearest hundredth if necessary)
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Find the area of the sector (leave your answer in terms or π)
17) Area of a Sector Find the area of the sector (leave your answer in terms or π)
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What is the measure of β π·πΏπΆ?
18) Overlapping Arcs What is the measure of β π·πΏπΆ?
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19) Central Angles Solve for x.
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What type of arc is arc YVW?
20) Vocabulary What type of arc is arc YVW?
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Find the circumference of the circle (leave your answer in terms of π)
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22) Similar Circles Circle A Circle B
What is the scale factor if Circle A is dilated to form Circle B? Circle A Circle B 16 m 32 m
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23) Inscribed Quadrilaterals
Solve for x.
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What is the name of a line segment that has endpoints on a circle?
24) Vocabulary What is the name of a line segment that has endpoints on a circle?
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