Find the value of x and the perimeter of this isosceles triangle.
A
sides.
A.4x+2
B.7x-4
C.3x
(sides a and b are same length)
Answers
Answered by
0
Answer:
X=1/4
Step-by-step explanation:
perimeter of tringle =A+B+C(sum of sides of tringle)so,
perimeter of tringle =A+B+C
=4x+2+7x-4+3x
=14x-2
=x=2/14
=x=1/7
ANSWER!
Answered by
0
Given sides:-
A=4x+2
B=7x-4
C=3x
☆Two sides are equal☆
A=B
4x+2=7x-4
=>4x-7x=-4-2
=>-3x=-6
=>x=-3/-6
=>x=2
Perimeter=sum of all sides of triangle
Perimeter= 4x+2+7x-4+3x
=>4x+7x+3x+2-4
=>14x-2×2
=>14-4
=>10cm
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