tonythegoat16 tonythegoat16

01-12-2019
Mathematics

contestada

The length of a rectangle is three times width. If the perimeter of the rectangle is 40cm, find its length and width?

Respuesta :

spark10 spark10

01-12-2019

Answer:

width = 5

length = 15

Step-by-step explanation:

width: x

length : 3x

x + 3x + x + 3x = 40

8x = 40

x = 5

width = 5

length = 15

Answer Link

Otras preguntas

What is the ancient celtic holiday that halloween is based on?

A 3.6-kg chihuahua charges at a speed of 3.3m/s. what is the magnitude of the average force needed to bring the chihuahua to a stop in 0.50s?

Where can you find negative integers, fractions, and/or decimals in real-world settings?

Oxygen gas and nitrogen gas react to form nitrogen monoxide gas. Write a balanced equation.

If a plane uses 20 gallons of gasoline to fly 260 miles, how many gallons will it ned to fly 400 miles? (round to the nearest tenth)

Angela uses 23 cup of strawberries to make 56 of a liter of smoothie. What is the unit rate in cups of strawberries per liter of smoothie?

What does the number 10 represent in the model (42 x 10=420)

Your mom goes shopping for supplies for a summer camp. She buys 240 strawberry granola bars, 305 chocolate chip granola bars, and 422 oatmeal raisin granola bar

Which of the following is not a correct formula unit? (2 points) Question 5 options: 1) MgO 2) Ca2N3 3) KCl 4) Li3N

Can the volume of a gas be measured? Yes, just the measure the volume of the container it is in. No, the volume will always be different so it is inaccurate. N