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- 1. Multiple Choice
A triangle ABC with sides AB = 8, BC = 16, and AC = 17 is dilated to form a triangle with side B'C' = 8. Which of the following statements about the sides of the image of triangle ABC?
A'B' = 8
and A'C' = 17
A'B' = 0
and A'C' = 9
A'B' = 4
and A'C' = 8.5
Impossible to determine
- 2. Multiple Choice
Two objects that are the same shape but NOT the same size are _______.
Congruent
Vertical
Similar
Complementary
- 3. Multiple Choice
A figure is dilated by a scale factor of 4. Which of the following statements about the figure must be true?
The perimeter and area are both multiplied by 4.
The perimeter is multiplied by 4 and the area is multiplied by 16.
The perimeter and area are both divided by 4.
The perimeter is multiplied by 16 and the area is multiplied by 4.
- 4. Multiple Choice
If the scale factor is 5, how times larger will the area of the big square be compared to the smaller square?
5
20
25
- 5. Multiple Choice
The perimeter of the larger square is 2 times larger than the smaller square.
True
False
- 6. Multiple Choice
The area of the larger square is __________ times larger than the area of the smaller square.
1/2
1
2
4
- 7. Multiple Choice
Both the side lengths and perimeter are 3 times larger in the bigger rectangle.
True
False
- 8. Multiple Choice
What is one way to determine how much the area would increase using a scale factor of 3?
take the scale factor and square it to get 3x3=9
add all of the sides together then multiply by 3
multiply the area of the smaller rectangle by 3
- 9. Multiple Choice
How much did the angles increase in the scale copy?
They are twice as large
They are 4 times as large
Angles do not change in scale copies
- 10. Multiple ChoiceWhat does congruent mean?Same shape, different sizeNot same shape, or sizeSame size, same shape
- 11. Multiple ChoiceAll angles in similar figures are congruent.TrueFalse
- 12. Multiple ChoiceIf two figures are similar, the corresponding sides are ______________.equalcongruentproportionalnone of these
- 13. Multiple ChoiceFind the ratio (blue to red) of the perimeter.4/77/449/1616/49
- 14. Multiple ChoiceFind the perimeter of the large triangle.24361254
- Answer choicesTagsAnswer choicesTags