Paigebinford Paigebinford
  • 12-03-2015
  • Mathematics
contestada

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

Respuesta :

kittymaniac
kittymaniac kittymaniac
  • 12-03-2015
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

Otras preguntas

is 10 yards less than 360 inches
A moving company is trying to store boxes in a storage room with a length of 5 m, width of 3 m and height of 2 m. How many boxes can fit in this space if each i
How do you find the interior angles of a triangle, if only one is given angle is given to you?
how do you solve 2.75+.003+.158=
What is the answer to split 56 in the ratio of 3:4
three snack bars contain 1/5,0.22,and 19% of their calories from fat. which snack bar contains the least amount of calories from fat ?
what group was successful in achieving its goals at the congress of vienna , nationalists conservatists liberals or anarchists?
What are some 5th grade science words that start with y
What type of reaction occurs when you strike a match?
Convert 79 oz to _____ g Round answer to the nearest whole gram.