The sides of a triangle are in a 2:3:4 ratio. What is the length of the longest

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The sides of a triangle are in a  2:3:4 ratio. What is the length of the longest side if the perimeter of the triangle is 63 in.?
 
A.28 in.
B14 in.
C21 in.
D7 in.
Simplify: -(3a+4b)+5a-4b
 
A.2a+8b
B.2a-8b
C.8a-8b
D. 2a

May 6th, 2015

Answer:  A.     28

Explanation: The ratio is 2:3:4 so the sides are 14, 21 and 28.     Multiplier is 7 for the ratio.

Answer: B 2a -8b

Explanation;   simplify the expression and you get -3a-4b +5a -4b = 21 - 8b


May 6th, 2015

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