3 years ago

Which equation can be used to solve for b?

Mathematics

1 answer:

Tanya [424]3 years ago

8 0

Answer:

The first one

Step-by-step explanation:

Using the tangent ratio in the right triangle

tan30° = $\frac{opposite}{adjacent}$ = $\frac{AC}{BC}$ = $\frac{b}{8}$

Multiply both sides by 8

8 × tan30° = b, that is

b = 8tan30°

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