IEO Level 2- English Olympiad (SOF) Class 4 Coaching Programs
β³ π― Online Tests (3 Tests [35 Questions Each]): NTA Pattern, Analytics & Explanations
Click Here to View & Get Complete Material
Rs. 210.00
3 Year Validity (Multiple Devices)
π Study Material (101 Notes): 2024-2025 Syllabus
Click Here to View & Get Complete Material
Rs. 250.00
3 Year Validity (Multiple Devices)
π― 240 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)
Click Here to View & Get Complete Material
Rs. 200.00
3 Year Validity (Multiple Devices)
CBSE Class 10- Mathematics: Chapter β 12 Areas Related to Circles Part 2
Question 9:
The circumference of a circular field is . Then its radius is
(a)
(b)
(c)
(d)
Answer:
(a)
Question 10:
If the perimeter of a circle is equal to that of a square, then the ratio of their area is
(a)
(b)
(c)
(d)
Answer:
(c)
Question 11:
Area of a sector of angle of a circle with radius R is
(a)
(b)
(c)
(d)
Answer:
(d)
Question 12:
Area of the sector of angle of a circle with radius is
(a)
(b)
(c)
(d) None of these
Answer:
(b)
Question 13:
The area of a circle is . Then the radius of the circle is
(a)
(b)
(c)
(d)
Answer:
(c)
Question 14:
If the sum of the areas of two circles with radii and is equal to the area of a circle of radius R, then
(a)
(b)
(c)
(d)
Answer:
(a)
Question 15:
Circumference of a sector of angle of a circle with radius R is
(a)
(b)
(c)
(d)
Answer:
(c)
Question 16:
If the perimeter and area of circle are numerically equal, then the radius of the circle is
(a)
(b)
(c)
(d)
Answer:
(a)