If 6↑2→3=12, 3↑3→9=3,6↑m→3=72, then m=?
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Step-by-step explanation:
let ∠a=2x and ∠b=3x
∠a+∠b=180
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(adjacent angles on straight line are supplementary)
⇒2x+3x=180
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⇒5x=180
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⇒x=
5
180
∘
=36
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Now ∠b=3x=3×36
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=108
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∠c=∠b (Vertically opposite angles)
⇒∠c=108
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m∣∣n and l is transversal
∴∠h=∠c (corresponding angles)
⇒∠h=108
∘
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