TEKS.MATH.7.5A

Which rule would dilate shows a scale factor of 4

• (x, y) → (y, x)
• (x, y) → (x + 4, y + 4)
• (x, y) → (x, -y)
• (x, y) → (4x, 4y)

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

If the triangle is dilated by a scale factor of 2, what is the perimeter of the new triangle?

• 19
• 32
• 44
• 76

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

Does the image show a dilation?

• Yes
• No

Tags

TEKS.MATH.7.5A

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

• A'(9,9) B'(18,18) C'(27,9)
• A'(6,6) B'(9,9) C'(12,6)
• A'(0,0) B'(3,3) C'(6,0)
• A'(1,1) B'(2,2) C'(3,1)

Tags

TEKS.MATH.9-12.III.B.3

TEKS.MATH.7.5A

What is the scale factor if the triangle on the left is the original?

• 2
• 3/2
• 2/3
• 1/2

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 3.
• It's a reduction; the scale factor is 1/3.
• It's a reduction; the scale factor is 1/2.
• It's an enlargement; the scale factor is 2. 

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

Triangle ABC will be dilated by a scale factor of 1/2.  What will be the coordinates of C'?

• (-1, -2.5)
• (12, 6)
• (3, -1.5)
• (0, 1.5)

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

Which could be the rule used to dilate ABC to A'B'C'?

• (5x, 5y)
• (3x, 3y)
• (1/3 x, 1/3 y)
• (2x, 2y)

Tags

TEKS.MATH.7.5A

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor
• bigger

Tags

TEKS.MATH.9-12.III.B.3

TEKS.MATH.7.5C

TEKS.MATH.7.5A

What is the scale factor from ΔDEF to ΔABC?

• 1/2
• 7/3
• 2
• 10/3

Tags

TEKS.MATH.9-12.III.B.3

TEKS.MATH.7.5C

TEKS.MATH.7.5A