
Understanding the Area of a Rectangle

Interactive Video
•
Mathematics
•
7th - 9th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the given area of the rectangle in the problem?
9x squared plus 27x plus 14 cm squared
3x plus 2 cm
21x plus 14 cm squared
9x squared plus 14 cm squared
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula used to find the width of a rectangle?
Width = Length / Area
Width = Area / Length
Width = Area x Length
Width = Length x Area
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in dividing the polynomial 9x squared by 3x?
Multiply 9x squared by 3x
Subtract 3x from 9x squared
Divide 9x squared by 3x
Add 3x to 9x squared
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of dividing 9x squared by 3x?
3x
21x
6x
9x
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After subtracting 9x squared from itself, what is the next term to bring down?
3x
21x
14
6x
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of dividing 21x by 3x?
21
14
3
7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final expression for the width of the rectangle?
3x plus 2
21x plus 14
3x plus 7
9x plus 14
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