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4 votes
Help please for my math!!!!!!!!!!!

Help please for my math!!!!!!!!!!!-example-1

1 Answer

5 votes

Answer:

perimeter for rectangle: (x-2+x+2)×2=4x

perimeter for triangle : 2x-8+2x-8+x+6

=5x-10

The question said both geometry has same perimeter,so we have equation :

4x=5x-10

=>x= 10

put x in triangle's perimeter: 2×10-8+2×10-8+10+6

= 40

Explanation:

the answer is C, hope you understand it

User Dale Reidy
by
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