A circle is defined by its center, radius, and diameter. You must calculate the circumference (π x d) and area (π x r x r). Problems often involve semi-circles, quarter circles, and complex composite figures.
Practice Questions
10 Questions
Q1
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.88 cm²
B.626 cm²
C.602 cm²
D.616 cm²
Q2
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.88 cm²
B.626 cm²
C.616 cm²
D.602 cm²
Q3
Find the area of a circle with radius 21 cm. (Take π = 22/7)
A.1386 cm²
B.1396 cm²
C.1372 cm²
D.132 cm²
Q4
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.88 cm²
B.602 cm²
C.626 cm²
D.616 cm²
Q5
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.88 cm²
B.616 cm²
C.626 cm²
D.602 cm²
Q6
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.602 cm²
B.616 cm²
C.626 cm²
D.88 cm²
Q7
Find the area of a circle with radius 7 cm. (Take π = 22/7)
A.44 cm²
B.140 cm²
C.154 cm²
D.164 cm²
Q8
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.602 cm²
B.626 cm²
C.88 cm²
D.616 cm²
Q9
Find the area of a circle with radius 14 cm. (Take π = 22/7)
A.626 cm²
B.602 cm²
C.616 cm²
D.88 cm²
Q10
Find the area of a circle with radius 14 cm. (Take π = 22/7)