Problem 1 :
A circle has an arc whose measure is 18° and whose length is 88π . Find
i) Radius ii) area of sector
Problem 2 :
A circle has a circumference whose length is 25π . Find the area of sector whose central angle is 90°
Problem 3 :
Find the measure of the central angle of an arc if its length is 14π and the radius is 18. Find the area of sector.
Find the area of sector RST in ⊙ S using the given information. Leave your answer in terms of π.
Problem 4 :
r = 3 in, mRT = 30
Problem 5 :
r = 8 mm, mRT = 90
Problem 6 :
d = 10 ft, mTR = 180
Problem 7 :
d = 13 m, mTR = 120
1) 12.15
2) 625π
3) 395.64
4) A = (3/4) 𝜋 in^{2}
5) A = 16 𝜋 mm^{2}
6) A = (25/2) 𝜋 mm^{2}
7) A = (42.25/3) 𝜋 m^{2}
Find the area of the shaded region. Leave your answer in terms of π and in simplest radical form.
Problem 1 :
Problem 2 :
Problem 3 :
Find the area of each shaded segment. Round your answer to the nearest tenth.
Problem 4 :
Problem 5 :
Problem 6 :
1) (160/3) 𝜋 +16√3
2) (27/4) 𝜋 + 9/2
3) 98π/3 + 12.25√3
4) 1.4 mm^{2}
5) 3.98 in^{2}
6) 38.1 cm^{2}
Find the area of the shaded region.
Problem 1 :
Problem 2 :
The diagram shows a sector OABC of a circle with centre O.
OA = OC = 10.4 cm
Angle AOC = 120˚
(a) Calculate the length of the arc ABC of the sector. Give your answer correct to 3 significant figures.
(b) Calculate the area of the shaded segment ABC . Give your answer correct to 3 significant figures.
Problem 3 :
The diagram shows a sector of a circle with centre O. The radius of the circle is 8 cm. PRS is an arc of the circle.PS is a chord of the circle.
Angle POS = 40˚
Problem 4 :
ABC is an arc of a circle centre O with radius 80 m. AC is a chord of the circle. Angle AOC = 35˚.
Calculate the area of the shaded region.
Give your answer correct to 3 significant figures.
1) 10.878 cm^{2}
2) 66.374 cm^{2}
3) 1.752 cm^{2}
4) 118.756 m^{2}
May 21, 24 08:51 PM
May 21, 24 08:51 AM
May 20, 24 10:45 PM