Circle Similarity

Proving which pair of circles to be similar would involve a scale factor of 2 and a translation of 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

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

What is the radius of circle A?

Tags

CCSS.6.G.A.3

What is the translation vector of Circle B to Circle A.

• <-4, 1>

• <1, -4>

• <-1, 4>

• <4, -1>

Tags

CCSS.HSG.CO.A.2

What is the radius of Circle B?

Tags

CCSS.7.G.A.1

What is the radius of circle B?

Tags

CCSS.HSG.GPE.A.1

What is the dilation scale factor?

• 3/7

• 7/3

• 5/7

• 7/3

Tags

CCSS.8.G.A.3

If Circle X is dilated by a scale factor of 3 to form Circle Y, which of the following statements is NOT true?

• The radius of Circle Y is 3 times the radius of Circle X.

• The diameter of Circle Y is 3 times the diameter of Circle X.

• The circumference of Circle Y is 3 times the circumference of Circle X.

• The area of Circle Y is 3 times the area of Circle X.

Tags

CCSS.7.G.A.1

Circle M is dilated by a scale factor of 3/2 and then translated along the vector <-1,3> to form circle M'. Which of the following is true?

• Circle M and circle M' are similar.

• Circle M and circle M' are congruent.

• Circle M and circle M' are concurrent.

• None of the above

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

All circles are similar.

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If Circle A is dilated by a scale factor of 2 to form circle B, which of the following statements is true?

• The diameter of Circle A is equal to the diameter of Circle B.

• The area of Circle B is twice the area of Circle A.

• The ratio of the diameter to the circumference is the same for both circles.

• The radius of Circle A is twice the radius of Circle B

Tags

CCSS.8.G.A.3