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

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

what was the peace corps

Enter the rate of change of the table below This is the table X. Y 1 73 2 96 3 119 4 142 What is the rate of change

What types of lines create alternate interior angles? a) Parallel lines cut by a transversal b) Three parallel lines c) Any two intersecting lines d) Perpendicu

I need help plssssssxs

I need help 15 points

An air fryer normally is priced at $90. It is on sale at 35% off. What is the sale price?

A computer that costs x dollars wholesale is marked up 20% at a store. Which expression represents the final price of the computer?

The ratio of Dobermans to terriers is 2:7. There are 774 dogs altogether. How many Doberman is there? How many terriers?

p-g=0Which of these is equal to q?A -pB 0C pD 1/p

PLEASE I'M OFFERING 20 POINTS AND WILL MARK BRAINLIEST. Think about how the geologic time scale was created and how it is divided. Then answer the following que