Answer:
H 6
Explanation:
Perimeter of square:
P = 4s
P = 4 × 2.5x
P = 10x
Perimeter of triangle:
P = s1 + s2 + s3
P = 2x + 4x - 2 + 2(x + 7)
P = 6x - 2 + 2x + 14
P = 8x + 12
The perimeters are equal.
10x = 8x + 12
2x = 12
x = 6
Answer: H 6
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