Medium Math Class 9 Level 9

If two complementary angles are in the ratio 4:11 then what is the larger angle?

यदि दो पूरक कोणों का अनुपात 4:11 है तो बड़ा कोण कितना होगा?

A 60° / 60° B 66° / 66° C 70° / 70° D 74° / 74°
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Correct Answer

B. 66° / 66°

Explanation

The 15 parts equal 90° so one part is 6° and the larger angle is 66°.

15 भाग 90° के बराबर हैं इसलिए एक भाग 6° और बड़ा कोण 66° है।

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