Area Problems
In a circle of radius 21 cm an arc subtends an angle of 72° at the centre. The length of the arc is?

13.2 cm
26.4 cm
21.6 cm
19.8 cm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
The perimeter of an isosceles triangle is equal to 14 cm . The lateral side is to the base in the ratio 5 : 4 the area of the triangle is?

2?21 cm2
1/2?21 cm2
?212
3/2?21 cm2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
The radius of a circle is increased so that its circumference increase by 5%. The area of the circle will increase by?

10.25 %
10 %
8.75 %
10.5 %

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON Area Problems