Geometry Similarity of Triangles
Authored by Anthony Clark
Mathematics
10th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is Line BC parallel to Line DE?
Yes, because the sides are proportional creating similar triangles
No, because the sides are not proportional therefore the triangles are not similar
Tags
CCSS.HSG.SRT.B.4
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Triangle DEF is formed by connecting the midpoints of the sides of Triangle ABC. The lengths of DEF are shown. What are 2 things you know for sure about side BC?
BD is perpendicular to DE
BC is parallel to DF
BA is 8 units
BC is 8 units
Tags
CCSS.HSG.CO.C.10
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given AC = 6, what sequence of transformations takes triangle AED to Triangle ABC?
Dilate Triangle ADE using Center A and scale factor 1/2, then reflect over Line AD
Dilate Triangle ADE using Center A and scale factor 2, then reflect over Line AC
Rotate Triangle ADE clockwise around center A, then dilate by scale factor 3/2
Reflect Triangle ADE over Line AD, then dilate using center E by scale factor 3/2
Tags
CCSS.HSG.SRT.A.2
CCSS.8.G.A.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSG.CO.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the length of DF, or state what additional information is needed to determine this length.
To determine DF, we need the perimeter of both triangles
To determine DF, we need the length of DE
DF = 7
DF = 5
Tags
CCSS.HSG.SRT.A.2
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the similarity statement for the triangle pair?
(a)
Tags
CCSS.HSG.SRT.A.2
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The triangles are similar, find AE. Hint: Redraw as 2 triangles.
(a)
Tags
CCSS.HSG.SRT.A.2
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