
RTI 11.2 WE DO
Authored by Larry Cooper
Mathematics
10th Grade
CCSS covered
Used 6+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ΔOBC is similar to ΔOGT because: (choose the best answer)
ΔOBC can be dilated about point O by a scale factor of 1/2, and then rotated 90 degrees about point O.
ΔOBC can be dilated about point G by a scale factor of 1/2, and then reflected over the x- axis
They aren't similar
They map to each other with similarity transformations.
Tags
CCSS.8.G.A.4
CCSS.HSG.SRT.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.) What is the scale factor of the dilation from A to B?
1/4
1/2
1
2
Answer explanation
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which composition of similarity transformations maps LMN to L'M'N'?
a dilation with a scale factor less than 1 and then a reflection
a dilation with a scale factor less than 1 and then a translation
a dilation with a scale factor greater than 1 and then a reflection
a dilation with a scale factor greater than 1 and then a translation
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which composition of similarity transformations maps polygon ABCD to polygon A'B'C'D'?
a dilation with a scale factor of 1/4 and then a rotation
a dilation with a scale factor of 1/4 and then a translation
a dilation with a scale factor of 4 and then a rotation
a dilation with a scale factor of 4 and then a translation
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which pair of circles could be proven similar by dilating by a scale factor of 2 and translating right 10 and down 2?
Circle L to Circle M
Circle K to Circle L
Circle K to Circle M
Circle N to Circle L
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Parallelogram FGHJ was dilated and translated to form similar parallelogram F'G'H'J'.
What is the scale factor of the dilation?
REMEMBER
4
8
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Two circles A and B have different radii. A student dilates circle A at its center by a scale factor of 9/4 to make it the same size as circle B. What scale factor could have been used to make circle B the same size as circle A?
3/2
2/3
4/9
9/4
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