MEASUREMENTS

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
If the diameter of the circle is 14cm, what will be it’s radius? cm

If the radius of a bangle is 2 inches then the diameter inches.

The circumference of the circular disc of radius 7 cm is cm.

The perimeter of a circle also called as circumference.

The area of the circle of radius 14 cm is cm2

The constant was used in the construction of popular pyramids of Egypt

Computers helped mathematicians to calculate the value of π with more than decimal digits.