Paigebinford Paigebinford
  • 11-03-2015
  • Mathematics
Answered

The length of a rectangle is 12 cm more than it's width . Find the area of the rectangle if it's perimeter is 100 cm

Answer :

kittymaniac
kittymaniac kittymaniac
  • 11-03-2015
l = 12 + w
2l + 2w = 100

2(12 + w) + 2w = 100
24 + 4w = 100
4w = 76
w = 19

l = 12 + (19)
l = 31

Area = l * w
Area = 19*31
Area = 589 cm^2

Hope this helps! :)
Answer Link

Other Questions

if a square has an area of 225 square feet what is the length of each side
What do judges in federal appellate courts determine
Which statement BEST reflects the difference between tariffs and quotas A Tariffs raise prices on exports while quotas set limits on imports B Tariffs raise pri
What is the percent of 110 to 275
Hannah and Francine have 120 Hannah and Peter have 230 Peter has 6 times as much money as Francine How much money does Hannah have
Why do you think enslaved peoplelike Equiano were not allowed to keep their African names
Conservation of momentum If an object with a given momentum breaks into two pieces what constrains the velocities of the two pieces a conservation of mass b con
What is the opposite of evaporation How do these processes differ
what did Plato critique in his book The Republic
jen measured the growth of a sunflower in one week it grew 2 and 1 half in in week two it grew 2 and 3 fourth in on week 3 it grew 3 and 1 fourth in how much di