03-05-2017
Mathematics

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Using what you know about similar figure, solve for X

Using what you know about similar figure solve for X class=

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HammyTheKid HammyTheKid

03-05-2017

since the scale factor is 3:1 you can multiply the length of the side of the triangle to the right by 3 to make the ratio 3:3

the equation would be:
2x+5 = 45

subtract 5 from both sides
2x = 40

divide both sides by 2

x = 20

hope this helps

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