10 questions
The region bounded by two radii and corresponding arc of a circle is
A) Segment
B) Sector
C) Area
D) Perimeter
The region bounded by chord and corresponding arc of a circle is
A) Perimeter
B) Sector
C) Area
D) Segment
Angle of the sector is 90°then the ratio of Area of circle to area of sector is
A) 1:4
B) 1:2
C) 4:1
D) 2:3
a
b
c
d
What is the area of sector of a circle with central angle
Area of circle is 154cm2, and Area of minor sector is 7.7cm2, then calculate area of major sector of circle.
A) 145 cm2
B) 146.3 cm2
C) 77 cm2
D) 147 cm2
The radii of two concentric circle are 7cm and 14cm. What is the ratio of their areas?
A) 1:4
B) 1:2
C) 4:1
D) 2:3