According to my calculations the 30% of 570 is 171
10% of 570 is 57
times that by 3 and you get 171
Answer:
Step-by-step explanation:
3rd
=24/20 thus the answer is 1.2
<em>x equals 22</em>
<h2>
Explanation:</h2>
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The Segment Postulate states the following:
<em>Given two end points A and B, a third point C lines on the segment AB if and only if the distances between the points satisfy the equation:</em>

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From the figure:

Our goal is to find x:

<h2>Learn more:</h2>
Dilation: brainly.com/question/2501119
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If you think about it, an octagon is made up of 8 triangles. So you first find the area of one triangle then multiply it by 8 for the total area:
A=1/2bh
A=1/2(9.9)(12)
A=59.4
59.4 x 8= 475.2
Therefore the total area for the octagon should be 475.2 units^2
Hope this helps !