Question

the width of rectangle is fixed at 30cm. what lengths will make the perimeter greater than 76cm? i got 18cm?

Answer 1

length>8

Answer 2

p=2(l+w)
p=2(l+30)

Answer 3

\[2(l+30)>76\]

Answer 4

2(30)+2(L)>76
60+2(L)>76
2(L)>16
L>8

simple honey

Answer 5

\[l+30>38\]

Answer 6

i ended up with 18..

Answer 7

check mine
it shows the step with the rectangle formula

Answer 8

maybe i sub. wrong

Answer 9

yea i divided wrong. it is eight. i always make small mistakes right at the end.

Answer 10

thanks yall