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The perimeter of a triangle is 48 inches and the sides are in the ratio of 3:4:5. Find the length of the longest side. A) 4 B) 9 C) 16 D) 20

The perimeter of a triangle is 48 inches and the sides are in the ratio of 3:4:5. Find the length of the longest side. A) 4 B) 9 C) 16 D) 20
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The perimeter of a triangle is 48 inches and the sides are in the ratio of 3:4:5. Find the length of the longest side.

A) 4
B) 9
C) 16
D) 20

User Ashirvad
by
8.4k points

2 Answers

1 vote

Answer:

D) 20

Explanation:

got it right on odyssey :)

User Dan Andreatta
by
8.2k points
5 votes
3,4,5 units
3+4+5=12

the perimiter can be split into 12 units
48=12 units
divide by 12
4=1 units


3<4<5
longest side is 5 units

4=1unit
times both sides by 5
20=5 units

answer is D. 20
User Tomer Shemesh
by
8.3k points
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