Question

Find the perimeter of the rectangle
A rectangle with a length of 9x-5 and a width of 2x + 4
A. 11x + 9
B. 22x - 2
C. 18x - 20
D. 11x - 1

Answer 1

What did you get?

Answer 2

C.

Answer 3

Rectangles have opposite sides congruent.
The perimeter is 2(9x - 5) + 2 (2x + 4) = 18x - 10 + 4x + 8 = ?
I don't think it is C.
What do you think?

Answer 4

B. ?

Answer 5

Just combine like terms here: 18x - 10 + 4x + 8 = 18x + 4x - 10 + 8 = ?
Is that sum shaping up to look as if it is B?

Answer 6

18x + 4x - 10 + 8

Answer 7

And, the answer is ?

Answer 8

i got b

Answer 9

>>>B. ? Yes or No.

Answer 10

That's correct.

Answer 11

thank you

Answer 12

Glad to help.