Medium Math Class 9 Level 3

A rectangle has perimeter 74 cm and length 22 cm. What is its breadth?

आयत का परिमाप 74 cm और लंबाई 22 cm है तो चौड़ाई कितनी होगी?

A) 12 cm / 12 cm B) 15 cm / 15 cm C) 18 cm / 18 cm D) 20 cm / 20 cm
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Correct Answer

B. 15 cm / 15 cm

Explanation

2(l + b) = 74 so l + b = 37 and b = 15 cm.

2(l + b) = 74 इसलिए l + b = 37 और b = 15 cm।

Related Questions

Easy Math Class 10 Level 1

What is the area of a circle with radius 7 cm when π = 22/7?

7 सेमी त्रिज्या वाले वृत्त का क्षेत्रफल कितना होगा जब π = 22/7 हो?

A. 44 सेमी² / 44 cm² B. 77 सेमी² / 77 cm² C. 154 सेमी² / 154 cm² D. 308 सेमी² / 308 cm²
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