Understanding Parallelograms and the Law of Cosines
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+4
Standards-aligned
Aiden Montgomery
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of adjacent angles in a parallelogram?
180°
90°
270°
360°
Tags
CCSS.HSG.C.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If one angle in a parallelogram is 79°, what is the measure of its adjacent angle?
79°
101°
90°
180°
Tags
CCSS.HSG.CO.C.11
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property of a parallelogram states that opposite sides are equal?
Diagonals bisect each other
Opposite sides are equal
Opposite angles are equal
Adjacent angles are equal
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Law of Cosines, which side is opposite to angle A?
Side D
Side C
Side B
Side A
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the Law of Cosines?
a^2 = b^2 + c^2 + 2bc * cos(A)
a^2 = b^2 - c^2 - 2bc * cos(A)
a^2 = b^2 + c^2 - 2bc * cos(A)
a^2 = b^2 + c^2 - 2bc * sin(A)
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in applying the Law of Cosines to find the diagonal?
Calculate the perimeter
Determine the height
Identify the known angle
Find the area
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to check the calculator mode before calculating?
To ensure it is in standard mode
To ensure it is in radian mode
To ensure it is in degree mode
To ensure it is in scientific mode
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
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