Mathematics
Grade-7
Easy

Question

A school has a circular lawn at the front. Calculate the steps taken by Julie to walk around the lawn.

  1. 390
  2. 236
  3. 245
  4. 254

hintHint:

The circumference of the circle is given by 2 cross times straight pi cross times straight r .The distance around is the circumference

The correct answer is: 236


    C equals 2 pi r comma
C equals 2 cross times 22 over 7 cross times 75 over 2 comma
C equals 2 cross times 3.14 cross times 37.5 comma
C equals 236

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