NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 9: Perimeter and Area - Problems and Solutions
Question 109

Question. 109

Wheel radius 25 cm. Distance covered in 350 rotations?

Answer:

550 m

Detailed Answer with Explanation:

Circumference = 2πr = 157 cm.

Distance = 157 × 350 = 54950 cm = 550 m.

NCERT Exemplar Solutions Class 7 – Mathematics – Unit 9: Perimeter and Area – Problems and Solutions | Detailed Answers