Medium Math Class 9 Level 5

If two complementary angles are in the ratio 2:7 then what is the larger angle?

यदि दो पूरक कोणों का अनुपात 2:7 है तो बड़ा कोण कितना होगा?

A) 60° / 60° B) 65° / 65° C) 70° / 70° D) 75° / 75°
Show answer and explanation
Correct Answer

C. 70° / 70°

Explanation

The 9 parts equal 90° so one part is 10° and the larger angle is 70°.

9 भाग 90° के बराबर हैं इसलिए एक भाग 10° और बड़ा कोण 70° है।

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
Answer and explanation locked 🔒

Tap once to confirm. On the next tap, login will open for the answer.

Student Class Required

Select your class first

Quiz questions, daily challenge and practice pages will open according to your selected class.