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The lengths of the sides of a triangle are 6 cm, 7 cm and 9 cm. In a similar triangle whose perimeter is 110 cm, what is the length of the longest side, in centimeters?

 Mar 13, 2021

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 #1
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The lengths of the sides of a triangle are 6 cm, 7 cm, and 9 cm. In a similar triangle whose perimeter is 110 cm, what is the length of the longest side, in centimeters?

 

The ratio of sides is 6:7:9

 

6 + 7 + 9 = 22

 

110/22 = 5

 

The longest side = 9 * 5 = 45 cm

 Mar 13, 2021
 #1
avatar
+3
Best Answer

The lengths of the sides of a triangle are 6 cm, 7 cm, and 9 cm. In a similar triangle whose perimeter is 110 cm, what is the length of the longest side, in centimeters?

 

The ratio of sides is 6:7:9

 

6 + 7 + 9 = 22

 

110/22 = 5

 

The longest side = 9 * 5 = 45 cm

Guest Mar 13, 2021
 #2
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Thank you! 

amygdaleon305  Mar 14, 2021

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