You can now view questions, answers, 100's of hours of video explanations and step-by-step worked solutions for FREE!
Sign up/Login if you wish to track your progress!

Primary 6 Problem Sums/Word Problems - Try FREE

Score :

Question 1 of 5

Need dedicated, 1-1 help?
PSLE A* 2020 1-1 Tuition By Mr SingaporeMathGuru Results Guaranteed!*
Click here to learn more

A semi circle with a diameter of 48 cm is cut out from a quadrant creating the figure shown here.

(a) What is the area of the region shaded blue?

(b) What is the perimeter of the shaded region?

[ Take π to be 3.14 ]



Notes to students:

  1. If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
  2. Round your answer off to 2 decimal places
The correct answer is : 904.32,198.72
(a)____`cm^2`, (b)_____cm