karlyaaanis23 karlyaaanis23
  • 02-04-2020
  • Mathematics
contestada

a rectangle has a length of 12 feet and a perimeter of 40 feet
A-8 feet
B-12 feet
C-16 feet
D-28 feet

Respuesta :

ghanami
ghanami ghanami
  • 02-04-2020

Answer:

x= 8 feet   (answer : A)

Step-by-step explanation:

hello :

the perimeter is : P= 2(x+y)       y : the length      x : the width

P=40   and  y = 12    calculate : x

2(x+12) =40

divid by 2 :  x+12 =20

x=20-12

x= 8 feet

Answer Link

Otras preguntas

Why were Africans enslaved in brought to the Americas A. The Europeans admired the technological innovations of African societies B. Europeans did not know how
GIVING BRAINLEST :)) A yeast cell that forms a bud is called the "mother cell." Why is there no mother cell after a paramecium divides?
Type the missing numbers in this sequence: 13, , -3, -11, -19, , PLEASE HELP WILL GIVE BRAINLIEST
2n + 15 = 30 what is the answer
The square of a number is 25. What are the possible values of the number? i will give brainiest
79 X 73 What is the anwser to this
Helppppp please :(((((
what is the value of x in the equation 8 (x+2.4)=105.6​
What are the answers to these questions
What are some ways to help an infection? I think two ways is: keeping it clean, and burning the wound, but how should I know, could anyone help me with this?