tigers341 tigers341

16-02-2018
Mathematics

contestada

The perimeter of a rectangle is 32 centimeters. The width is 7 centimeters. What is the area of the rectangle? square centimeters

Respuesta :

16-02-2018

first let's find the other side
perimeter = (length + width)2
32 = (7 + x)2
Letting the length be x
32 = 14 + 2x
32 - 14 = 2x
18 = 2x
x = 18/2 = 9

So the length is 9 cm

then the area = length * width
= 9 * 7 = 63 square centimeters

Answer Link

Otras preguntas

Can you answer it please?

How would an athlete’s vital capacity compare to a non-athlete?

3x2+2+299999999999999999999999

plz answer ASAP thanks

Use itinerary and write a reaction in French to it using the verb "aimer" and another verb. For example: "Allons a la plage." "Non, je n'aime pas aller a la pla

Which table represents Y as a function of X and explain?

Select all that apply. Which of the following were located in East Africa? Songhai Empire Ethiopia Aksumite Empire Kingdom of Mali

Joanna has arranged to complete a job shadow with a physical therapist to decide if this is a career she wants to pursue. Which of her concerns is she MOST LIKE

someone who travels to gain geographical or scientific information

Please help with this!! A suit is on sale for 29% off. The sale price is $355. What is the regular price?