Question

The width of a rectangle is fixed at 24 cm what length will make the perimeter grater than 78? I came up with 14 is that right?

Answer 1

2l + 2w > 78

2(24) + 2w > 78

48 + 2w > 78

2w > 30

w > 15

Answer 2

campbell has the right numbers but the wrong substitution

Answer 3

The WIDTH of a rectangle is fixed at 24 cm

Answer 4

2l + 2w > 78
2l + 2(24) > 78
2l + 48 > 78
2l > 30
l > 30/2
l > 15