Grade 7 quiz

Grade 7 quiz

7th Grade

50 Qs

quiz-placeholder

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Grade 7 quiz

Grade 7 quiz

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

SAMUEL ASIBAH

Used 1+ times

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is Dilation?

Dilation means to enlarge or reduce a shape

Dilation means to flip over a line

Dilation means two figures that look alike

Dilation means to make a shape smaller

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A triangle has vertices with coordinates A(2,0), B(3, -1) and C(-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of C'?

(1,-2)

(-6,-15)

(-2/3,-5/3)

(-5,-8)

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Are these two figures congruent, similar or neither?

Congruent

Neither

Similar

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

State the coordinate of the image of point B (-10,-6) after a dilation with a scale factor of 1/2.

(5,3)

(20,12)

(-20,-12)

(-5,-3)

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Choose the correct scale factor:

2.5

1.5

3.5

4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How does a dilation change the angles of a polygon?
It changes by the scale factor.
Dilations do not change the angles.
It is impossible to answer this question.  The angles change unpredictably.
The angles all change to larger angles.

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If two figures are similar, the corresponding sides are ______________.
equal
congruent
proportional
none of these

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