What’s the length of BD ?

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asked Apr 28, 2020 127k views

3 votes

What’s the length of BD ?

Mathematics
high-school

Mark Watney asked

by Mark Watney

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2 Answers

1 vote

The answer is 4.99.

Since tan = oposite/adjacent we can plug in the values we know.

Ryan Walker answered May 1, 2020

by Ryan Walker

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3 votes

Answer:

BD = 4.99

Explanation:

You can simply use the trigonometric identity tangent to solve for length BD.

Tan = opposite/adjacent

In this case we have,

Tan 31 = 3/BD

BD = 3/Tan 31

BD = 4.99

Nikita Bosik answered May 4, 2020

by Nikita Bosik

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