HW 11.3

is the formula for?

• arc length
• area of a sector
• area of a segment
• arc measure

Tags

CCSS.HSG.C.B.5

Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch.

• 9.2 sq. in.
• 10.5 sq. in.
• 31.4 sq. in.
• 38.2 sq. in.

Tags

CCSS.HSG.C.B.5

Find the area of a segment of a circle if the central angle of the segment is 60° and the radius is 10.  Express answer to the nearest tenth of a square unit.

• 9.1 sq. units
• 27.2 sq. units
• 60 sq. units
• 54.4 sq. units

Tags

CCSS.HSG.C.B.5

Find the length of the bold arc.Leave pi in your answer.

• 5688π ft
• 15.8π ft
• 150.4π ft
• 54,150 ft

Tags

CCSS.HSG.C.B.5

Which area formula works for this triangle?

• ½(5)(7)cos(49⁰)

• (5)(7)sin(49⁰)

• ½(5)(7)sin(49⁰)

• all of these

Tags

CCSS.HSG.SRT.D.9

Which of the following formulas shows the Trig Triangle Area formula?

• c² = a² + b² - 4ac + cosA

• A = abSinC

• c² = a² + b² - 2abcosC

• (cos A)/a = (cos B)/b

Tags

CCSS.HSG.SRT.D.9

is the formula for?

• arc length
• area of a sector
• area of a segment
• arc measure

Tags

CCSS.HSG.C.B.5