NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 9: Perimeter and Area - Problems and SolutionsQuestion 130
Class 7 - Mathematics - Unit 9: Perimeter and Area - Problems and Solutions
Question. 130
The moon is about 384000 km from earth and its path around the earth is nearly circular. Find the length of path described by moon in one complete revolution. (Take \(\pi = 3.14\))
Answer:
Length of path = 24,12,000 km.
Detailed Answer with Explanation:
Path = circumference = 2πr = 2 × 3.14 × 384000 ≈ 24,12,000 km.