Circumference and Area of a Circle Test

Result

Circumference and Area of a Circle Test - 1

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Weekly Quiz Competition

Question 1
1 / -0

Calculate the area of the remaining portion, after cutting two quadrants (quarter circles), each of radius 13 cm, from the two corners of a rectangle measuring 35 cm by 25 cm.

A
365.57 cm²

B
437.5 cm²

C
537.5 cm²

D
609.43 cm²
Question 2
1 / -0

A circle is inscribed in a square. Find the area enclosed between the circle and the square, if radius of the circle is 14 cm.

A
424 cm²

B
178 cm²

C
158 cm²

D
168 cm²
Question 3
1 / -0

Cost of ploughing a circular field at 50 p per m² is Rs. 4928. What will be the cost of fencing the field at the rate of Rs. 12 per m?

A
Rs. 3936

B
Rs. 4045

C
Rs. 4254

D
Rs. 4224
Question 4
1 / -0

A wheel is moving at the rate of 140 revolutions per minute. If radius of the wheel measures 35 cm, what is the speed of the wheel per hour?

A
16.88 km

B
18.48 km

C
19.94 km

D
20.76 km