3 years ago

A rectangle has a length of 12 feet and a perimeter of 40 feet

Mathematics

1 answer:

yawa3891 [41]3 years ago

3 0

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

You might be interested in

I need HELPPPPPP PLEASEEEEEE!!!!!!!!~!!!!!!

Sedaia [141]

Answer:

Starting from the left.

4 × 3

5 × 5

2 × 5

4 × 5

4 × 4

1.5 × 2

Step-by-step explanation:

Divide all dimensions by 8.

5 0

3 years ago

What are the terms of 12x^2

alexandr402 [8]

The terms of 12x^2=36=6

6 0

3 years ago

Factor <br><br> LaTeX: 7v^2+31v+12

bazaltina [42]

Answer:

(7v +3 ) ( v + 4 )

Step-by-step explanation:

7v^2+31v+12

(7v + ) ( v + )

12 = 1*12

2*6

3*4

7* 4 + 3 = 31

(7v +3 ) ( v + 4 )

6 0

3 years ago

Freida earns $5.25 per hour and time-and-a-half for overtime for all hours over 40 hours. How much did she earn the week she wor

nikdorinn [45]

Answer:

Total earned= $273

Step-by-step explanation:

Giving the following information:

Regular labor hours= $5.25

Overtime labor hours= $5.25*1.5= $7.875

<u>To calculate the total earned, we need to use the following formula:</u>

Regular labor hours= 40*5.25= 210

Overtime labor hours= 8*7.875= 63

Total earned= 210 + 63

Total earned= $273

8 0

2 years ago

The ratio of the number of boy campers to the number of girl campers was 8:7. If there were a total of 195 campers, how many boy

kupik [55]

8x - amount of boys
7x- amount of girls

8x + 7x = 195

15x= 195 ( divide by 15)

x= 13

8x = 8 x 13 = 104

7x = 7 x 13= 91

there are 104 boys, and 91 girls.

4 0

3 years ago