Arc Length and Area Sector in a circle

Find the Arc Length for the minor arc (round to the tenths place)

• 3.9

• 27.8

• 8.6

• 7.9

Tags

CCSS.HSG.C.B.5

Find the area of the sector.

• 3.9

• 27.8

• 8.6

• 7.9

Tags

CCSS.HSG.C.B.5

If the angle is 34.2 and the diameter is 40, what is the arc length? (Round to the nearest whole number)

• 11.93

• 5.96

• 113.7

• 125.6

Tags

CCSS.HSG.C.B.5

If the angle is 34.2 and the diameter is 40, what is the area of the sector? (Round to the nearest whole number)

• 11.93

• 119.4

• 113.67

• 125.6

Tags

CCSS.HSG.C.B.5

When using the arc length formula, what happens to the radius?

• divided by 2

• multiplied by 2

• multiplied times itself

• never changes

Tags

CCSS.HSG.C.B.5

When using the area of a sector formula, what happens to the radius?

• divided by 2

• multiplied by 2

• multiplied times itself

• never changes

Tags

CCSS.HSG.C.B.5

What is the circumference of a circle with a radius of 10 units?

• 62.8 units

• 31.4 units

• 20 units

• 314 units

Tags

CCSS.7.G.B.4

For a sector with a 90-degree angle in a circle of radius 10 units, what is the area of the sector?

• 25π square units

• 50π square units

• 75π square units

• 100π square units

Tags

CCSS.HSG.C.B.5

How do you calculate the area of a circle?

• πr

• 2πr

• πr²

• r²/π

Tags

CCSS.7.G.B.4

If the angle measurement is 45 and the radius is 7 units, what is the arc length? (Round to the nearest whole number)

• 5.5 units

• 7.7 units

• 3.3 units

• 12.25 units

Tags

CCSS.HSG.C.B.5