2 years ago

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

2 answers:

Tasya [4]2 years ago

8 0

Answer:

6.3 feet

Step-by-step explanation:

cosB= hypotenuse/adjacent = x/6.4

cos8 = x/6.4

6.4 cos8= x

x= 6.3377 = 6.3 feet

kipiarov [429]2 years ago

6 0

Answer:

6.3

Step-by-step explanation:

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