Question

Please help. Its the first question i need help with!!!!

Answer 1

Answer:

60

Step-by-step explanation:

Let the side of the square (s) = 3x

Then a rectangle is 3x long and x wide

  P = 2l + 2w

40 = 2×3x + 2x = 6x +2x = 8x

x = 40/8 = 5

For the square,  

s = 3x = 3 ×  5 = 15

P = 4s = 4 × 15 = 60

The perimeter of the square is  60.

Answer 2

Answer: The anwers will be 2 and 3

Step-by-step explanation:

√

2√237