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प्रश्न
If ΔABC ~ ΔDEF and ∠A = 47°, ∠E = 83°, then ∠C is equal ______.
विकल्प
47°
50°
83°
130°
उत्तर
If ΔABC ~ ΔDEF and ∠A = 47°, ∠E = 83°, then ∠C is equal 50°.
Explanation:
We have,
In triangle ABC and DEF,
`\implies` ∠A + ∠E + ∠C = 180°
`\implies` 47° + 83° + ∠C = 180°
`\implies` ∠C = 180° – 130° = 50°
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