Arc Length Quiz

What is the formula to calculate the arc length of a sector?

• s = θ/360 * 2πr

• s = θ - 360 - 2πr

• s = θ * 360 * 2πr

• s = θ + 360 + 2πr

Tags

CCSS.HSG.C.B.5

What is the symbol used to represent the subtended angle in the formula for arc length?

• Θ

• Ω

• Ψ

• Φ

Tags

CCSS.HSG.C.B.5

What is the circumference formula for a full circle?

• Circumference = 3πr

• Circumference = 4πr

• Circumference = 2πr

• Circumference = πr

Tags

CCSS.7.G.B.4

What is the curved line that forms the outermost part of a circle called?

• Line AB

• Line EF

• Line GH

• Line CD

How do you denote the subtended angle in the formula for arc length?

• Σ

• Λ

• Δ

• Θ

Tags

CCSS.HSG.C.B.5

What is the value of the arc length if θ = 160 degrees and r = 7 cm?

• 15.7 cm

• 17.8 cm

• 19.5 cm

• 21.3 cm

Tags

CCSS.HSG.C.B.5

How do you find the radius of a sector if the arc length is 45 cm and θ = 145 degrees?

• 20.2 cm

• 15.6 cm

• 17.8 cm

• 12.4 cm

Tags

CCSS.HSG.C.B.5

What is the unknown subtended angle if the arc length is 15 cm and r = 4 cm?

• 154.3 degrees

• 134.5 degrees

• 144.9 degrees

• 164.7 degrees

Tags

CCSS.HSG.C.B.5

How do you calculate the parameter of a sector?

• Add the arc length and radius

• Subtract the arc length from radius

• Multiply the arc length by radius

• Divide the arc length by radius

Tags

CCSS.HSG.C.B.5

What lengths are needed to find the parameter of a segment?

• Arc length and chord length

• Arc length and radius

• Arc length, radius, and chord length

• Radius and chord length