Answer:
correct
Step-by-step explanation:
The perimeter is the sum of the sides.
Rectangle ( opposite sides are congruent ), thus
perimeter = 2x + 2(x + 18) = 2x + 2x + 36 = 4x + 36
Square ( sides are congruent ), thus
perimeter = 4(x + 9) = 4x + 36
The perimeters are the same, so the student is correct
Answer:
800$
Step-by-step explanation:
640/80=8
8=1% so
8x100=800
100%=800
Answer:
-5 and -7
Step-by-step explanation:
-5, -6, -7...
Mark as brainliest
