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In the isosceles △ABC m∠ACB=120° and AD is an altitude to leg BC . What is the distance from D to base AB , if CD=4cm?

In the isosceles △ABC m∠ACB=120° and AD is an altitude to leg BC . What is the distance from D to base AB , if CD=4cm?
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In the isosceles △ABC m∠ACB=120° and AD is an altitude to leg BC . What is the distance from D to base AB , if CD=4cm?

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User Sathesh S
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1 Answer

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4sqrt(3)

See the diagram below.

In the isosceles △ABC m∠ACB=120° and AD is an altitude to leg BC . What is the distance-example-1
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User Joshua Noble
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