In ΔBCD, the measure of ∠D=90°, the measure of ∠B=8°, and BC = 6.4 feet. Find the length of DB to the nearest tenth of a foot.

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Steven Kalt asked May 27, 2022

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In ΔBCD, the measure of ∠D=90°, the measure of ∠B=8°, and BC = 6.4 feet. Find the length of DB to the nearest tenth of a foot.

Mathematics
high-school

Steven Kalt asked May 27, 2022

by Steven Kalt

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20 votes

Answer:

6.3

Explanation:

Vadim Loboda answered May 28, 2022

by Vadim Loboda

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21 votes

Answer:

6.3 feet

Explanation:

cosB= hypotenuse/adjacent = x/6.4

cos8 = x/6.4

6.4 cos8= x

x= 6.3377 = 6.3 feet

Durumdara answered Jun 1, 2022

by Durumdara

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