Find the diameter of a circle whose circumference is 88 cm. (Take π = 22/7)
A28 cmCORRECT
B44 cm
C56 cm
D14 cm
Common EntranceMathematicsCircle
AI
Toaster Teacher
Why the answer is A, and why the others tempt you.
Circumference = π x diameter, so diameter = 88 / (22/7) = 88 x 7 / 22 = 28 cm.
Want this in Pidgin, Yoruba, Igbo or Hausa? Sign up free →
Practice more Mathematics questions
Common Entrance Mathematics has thousands more questions like this — with Worked answers on every one.