Math Circle Review

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

• 176.7cm²

• 23.6cm²

• 156.7cm²

• 88.4cm²

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

• 67.1cm²

• 67.0cm²

• 16.8cm²

• 134.0cm²

Find the arc length of the bolded arc.

• A
• B
• C
• D

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet.  Find the measure of minor arc AB to the nearest degree.

• 90
• 60
• 55
• 113

Find the arc length of the bolded arc.

• A
• B
• C
• D

What is the area of the shaded sector?

• 40π/9

• 400π/9

• 80π/9

• 1600π/9

Determine the measure of ∠NOP

• 15°

• 20°

• 40°

• 50°

Determine the measure of ∠UVS

• 19.5°

• 39°

• 78°

• 102°

Find m∠ EGF. EF is a diameter of the circle.

• 45°

• 60°

• 90°

• 100°

Find the measure of arc NL

• 21°

• 42°

• 45°

• 84°