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Mathematics, 23.05.2021 14:00 samueltaye

Please help me on this. pls pls pls proper answers 1 ) prove that h²(cot² α - cot² β) = 2α²

2 ) if α=20°, β=30°, AC=360m, find height PQ

Please help me on this. pls pls pls proper answers

1 ) prove that h²(cot² α - cot² β) = 2α²2 ) if

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Please help me on this. pls pls pls proper answers 1 ) prove that h²(cot² α - cot² β) = 2α²

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