Math Problem Statement
त्रिभुज ABC की भुजा BC को D तक बढ़ा दिया जाता है उसमे यदि कोण ACD=112, कोण ABC= 3/4 कोण BAC तो कोण ABC= ?
A. 80 B.40 C 60 D 20
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Solution
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Math Problem Analysis
Mathematical Concepts
Triangle Properties
External Angle Theorem
Algebra
Formulas
External Angle Theorem: Exterior Angle = Sum of Opposite Interior Angles
Theorems
External Angle Theorem
Suitable Grade Level
Grades 9-10
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