10th
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Mathematics

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LEARN SOUNDARYA

3 years

Mathematics

10th

grade

area related to circle

LEARN SOUNDARYA

8
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10 questions

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1. Multiple Choice
30 seconds
1 pt
What is the area of sector of a circle with central angle $60\degree$
$\pi r^2$
$2\pi r$
$\frac{\pi r^2}{6}$
$\frac{\pi r^2}{2}$
2. Multiple Choice
30 seconds
1 pt
Say 'TRUE' or 'FALSE'
If areas of two circles are equal, then their circumferences are also equal
TRUE
FALSE
3. Multiple Choice
30 seconds
1 pt
Say 'TRUE' or 'FALSE'
The distance traveled by a circular wheel of diameter d cm in one revolution is 2πd cm
TRUE
FALSE
4. Multiple Choice
30 seconds
1 pt
The region bounded by chord and corresponding arc of a circle is
A) Perimeter
B) Sector
C) Area
D) Segment
5. Multiple Choice
30 seconds
1 pt
The region bounded by chord and corresponding arc of a circle is
A) Perimeter
B) Sector
C) Area
D) Segment
6. Multiple Choice
30 seconds
1 pt
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
7. Multiple Choice
30 seconds
1 pt
If the sum of areas of two circles with radii R₁ and R₂ is equal to the area of the circle of radius R then
R₁ + R₂ = R
(R₁)² + (R₂)² = R²
R₁ + R₂ < R
(R₁)² + (R₂)² R²
8. Multiple Choice
30 seconds
1 pt
a
b
c
d
9. Multiple Choice
30 seconds
1 pt
What is the area of sector of a circle with central angle $60\degree$
$\pi r^2$
$2\pi r$
$\frac{\pi r^2}{6}$
$\frac{\pi r^2}{2}$
10. Multiple Choice
30 seconds
1 pt
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
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