Please help!

Mathematics

1 answer:

mrs_skeptik [129]3 years ago

7 0

Answer:

2/3

Step-by-step explanation:

We can use the slope formula

m = (y2-y1)/(x2-x1)

= (12-8)/(4 - -2)

(12-8)/(4+2)

4/6

2/3

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A wall with a height of 20 feet is braced with a support post that forms a 30 degree angle with the top of the wall. What is the

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<u>Solution:</u>

Given, the height of the wall is 20 ft; support post forms 30 degree

Refer the attached image

Let us name the triangle as ABC where AB is the wall (opposite side) of 20 ft and $\angle A$ is 30 degree ( $\theta$ ) and AC is the length of the post.