What is the formula for the perimeter of a triangle?
Simplify Expressions

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•
Mathematics
•
7th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The perimeter of a triangle is the sum of the lengths of its sides.
2.
FLASHCARD QUESTION
Front
How do you simplify the expression 5x + 3 - 2x?
Back
Combine like terms: 5x - 2x + 3 = 3x + 3.
3.
FLASHCARD QUESTION
Front
What is the formula for the perimeter of a rectangle?
Back
The perimeter of a rectangle is given by the formula P = 2(length + width).
4.
FLASHCARD QUESTION
Front
What does it mean to simplify an expression?
Back
To simplify an expression means to combine like terms and reduce it to its simplest form.
5.
FLASHCARD QUESTION
Front
What is a like term in algebra?
Back
Like terms are terms that have the same variable raised to the same power.
6.
FLASHCARD QUESTION
Front
How do you find the perimeter of a shape?
Back
To find the perimeter, add the lengths of all the sides of the shape.
7.
FLASHCARD QUESTION
Front
What is the result of combining -6k and 7k?
Back
The result is k, since -6k + 7k = 1k.
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