Two equal sides of an isosceles triangle are (2x-5)cm and (3x-19)cm. If the third side is (x+8)cm, find the perimeter of the triangle
Answers
Answered by
9
Step-by-step explanation:
2x-5=3x-19
2x-5+2x-5+x+8
=5x-2
perimeter=5x-2 cm
Answered by
9
Step-by-step explanation:
2x-5=3x-19
2x-3x=-19+5
x=14
2(2x-5)+x+8
4x-10+x+8
5x-2
5×14-2
68=perimeter
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