
Understanding Ratios and Simplification

Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Hard
+2
Standards-aligned

Sophia Harris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expression for the width of the rectangle?
a-squared plus 6a minus 27
a-squared minus 9
a plus 3 times a minus 3
a plus 9 times a minus 3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expression for the length of the rectangle?
a plus 9 times a minus 3
a-squared plus 6a minus 27
a-squared minus 9
a plus 3 times a minus 3
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the expression a-squared minus 9 be factored?
a plus 3 times a plus 3
a plus 9 times a minus 3
a minus 3 times a minus 3
a plus 3 times a minus 3
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two numbers add up to 6 and multiply to -27?
9 and 3
6 and -27
9 and -3
3 and -9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the factored form of the length expression a-squared plus 6a minus 27?
a minus 3 times a minus 9
a plus 3 times a plus 9
a plus 9 times a minus 3
a plus 3 times a minus 3
Tags
CCSS.HSA.APR.D.6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to consider the values of 'a' that make the denominator zero?
To simplify the expression further
To ensure the expression is defined
To find the common factors
To change the domain of the expression
Tags
CCSS.6.EE.A.2C
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What values of 'a' make the expression undefined?
a = 0 and 9
a = -9 and 3
a = 3 and 9
a = -3 and 9
Tags
CCSS.7.EE.B.3
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