Dilations and similar triangles Ms. Towne
Authored by Kelly Towne
Mathematics, Other
8th Grade
CCSS covered
Used 6+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If Triangle ABC is dilated about the origin with a scale factor of 2 into Triangle , what will be the coordinates of Point ?
(14, 8)
(-6, 8)
(1, -3)
(2, -6)
Tags
CCSS.8.G.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which rectangle is similar to the one below?
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which triangle is similar to the one shown below?
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A square is dilated about the origin by a scale factor of 3.5.
What is a true statement about the dilation as compared to the original square?
The perimeter is 7 times the perimeter of the original square.
The measure of each angle of the dilated figure is larger by a factor of 3.5.
One of its vertices is located at (7, 0).
The area is 3.5 times greater than the area of the original square.
Tags
CCSS.8.G.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which graph shows a rectangle similar to the rectangle below?
Tags
CCSS.8.G.A.4
CCSS.HSG.SRT.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A triangle similar to Triangle JMN will be drawn on the coordinate plane below using Points J and K.
What could be the coordinates of the third point of the triangle?
(-1, -3)
(-5, -15)
(-1, -11)
(-5, -7)
Tags
CCSS.8.G.A.4
CCSS.HSG.SRT.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trapezoid PQRS is dilated about point P by a scale factor of 3 to form trapezoid P'Q'R'S'. Which statement is not true?
The measure of angle P' is 3 times the measure of angle P.
The perimeter of PQRS is one-third the perimeter of P'Q'R'S'
QR and Q'R' are parallel.
The length of P'Q' is 3 times the length of PQ.
Tags
CCSS.8.G.A.3
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