Hard Math Class 9 Level 3

A rectangle has perimeter 120 cm and length is 16 cm more than breadth. What is the correct area?

आयत का परिमाप 120 cm है और लंबाई चौड़ाई से 16 cm अधिक है। सही क्षेत्रफल क्या होगा?

Show answer and explanation
Correct Answer

C. 836 cm² / 836 cm²

Explanation

l + b = 60 and l = b + 16 give b = 22 and l = 38 so area is 38 × 22 = 836 cm².

l + b = 60 और l = b + 16 से b = 22 और l = 38 इसलिए क्षेत्रफल 38 × 22 = 836 cm²।

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