NCERT Class 10th Math Chapter 12 MCQ Question Answer and can take online test here.. CCL Chapter helps you in it.. NCERT Solution for Class 10 Maths Chapter 12 MCQ of Areas Related to Circles NCERT Solution for CBSE, HBSE, RBSE and Up Board and all other chapters of class 10 math.
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NCERT Class 10 Math Chapter 12 Areas Related to Circles MCQ Question Answer with Online test of Objective type Solution.
Class 10 Math Chapter 12 MCQ Question Answer
1. The ratio of circumference and diameter of a circle is
(A) 2π : 1
(B) π : 1
(C) 1 : 1
(D) none of these.
Answer
Ans. (B) π : 1
2. Area of a sector of angle θ° of a circle with radius R will be
(A) (θ/180) × 2πR
(B) (θ/180) × πR2
(C) (θ/360) × 2πR
(D) (θ/360) × πR2
Answer
Ans. (D) (θ/360) × πR2
3. If the perimeter and the area of a circle are numerically equal, then the radius of the circle is
(A) 2 units
(B) π units
(C) 4 units
(D) 7 units
Answer
Ans. (A) 2 units
4. Length of an arc of a sector of angle θ is
(A) (θ/180) × 2πR
(B) (θ/180) × πR2
(C) (θ/360) × 2πR
(D) (θ/360) × πR2
Answer
Ans. (C) (θ/360) × 2πR
5. The area of a quadrant of a circle whose circumference is 22 cm is
(A) 66/8 cm2
(B) 77/8 cm2
(C) 89/8 cm2
(D) 99/8 cm2
Answer
Ans. (B) 77/8 cm2
6. Ratio of area of a circle to circumference of circle is
(A) π : 1
(B) r : 2
(C) πr : 2
(D) π : 2
Answer
Ans. (B) r : 2