IXL | Evaluate variable expressions: word problems

A regular pentagon with side length

has perimeter

Dakota built a dog pen in her backyard for her dog's new puppies. The pen is shaped like a regular pentagon and has 40-inch sides.

What is the perimeter of the pen?

Write your answer as a whole number or decimal.

inches

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Learn with an example

Polly's veterinarian told her a dog that weighs

kilograms needs

calories each day to stay healthy. Polly's dog, Otis, weighs 22 kilograms.

How many calories does Otis need each day to stay healthy?

Write your answer as a whole number or decimal.

calories

A dog that weighs

kilograms needs

calories each day. You want to find how many calories a dog weighing

kilograms needs each day.

Evaluate the expression

for

Remember to follow the order of operations.

(

)

660

730

Otis needs 730 calories each day to stay healthy.

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