Pop Quiz 10.1 (Geo)

Find the area of the sector, rounding your answer to 1d.p.

• 8.9cm²

• 9.0cm²

• 11.4cm²

• 11.3cm²

A area between/bounded by two radii of the circle and the arc where the radii meet the circle.

• triangle

• arc length of a circle

• sector of a circle

• segment of a circle

What is this the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

The distance along the edge of a circle between two points is the _________

• area of a sector

• arc length

• arc of a circle

• sector of a circle

What is the radius of a circle with an area of 49π?

• 49

• 10

• 7

• 14

What is the area of the shaded SECTOR? Round to the nearest hundredth.

• 9.42 u²

• 113.10 u²

• 284.3 u²

• 452.39 u²

Find the arc length.  Leave your answer in terms of π.

• 7/4π
• 7/2π
• 1/8π
• 45π

Find the arc length of the bolded arc. Give your answer in terms of π.

• (65/12)π cm

• 17.02 cm

• (845/24)π cm

• 26π cm

Rob is trying to open a can. He wants to find the arc length the can opener needs to travel to open the can half way. The radius of the can is 1.5 inches.

• 10 inches
• 2 feet
• 4.71 inches
• 3.53 inches

Find the arc length.

• 3π/4 ft

• 39π/4 ft

• 13π/4 ft

• 4π/13 ft