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प्रश्न
Find: AD
बेरीज
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उत्तर
From the right triangle ABD
cos A = `"AD"/"AB"`
cos 60° = `"AD"/"AB"`
`(1)/(2) = "AD"/(12)`
AD = `(12)/(2)`
= 6 cm
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Solution of Right Triangles
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 22: Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle] - TEST YOURSELF [पृष्ठ ३४३]
