Easy Math Class 9 Level 5

In an isosceles triangle if the angle between equal sides is 50° then what is each base angle?

समद्विबाहु त्रिभुज में यदि दो बराबर भुजाओं के बीच का कोण 50° है तो प्रत्येक आधार कोण कितना होगा?

A. 50° / 50° B. 65° / 65° C. 70° / 70° D. 80° / 80°
Show answer and explanation
Correct Answer

B. 65° / 65°

Explanation

The two base angles are equal and their sum is 130° so each is 65°.

शेष दो आधार कोण बराबर हैं और उनका योग 130° है इसलिए प्रत्येक 65° होगा।

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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