Solving similar triangles

Front

What is the number you multiply by the sides to create a similar figure?

Back

Scale Factor

Tags

CCSS.7.G.A.1

Front

If triangle ABC is similar to triangle DEF and the length of AB is 10, DE is 5, and BC is 8, what is the length of EF?

Back

4 (Using the scale factor of 1:2)

Tags

CCSS.HSG.SRT.A.2

Front

If two triangles are similar and the lengths of their corresponding sides are in the ratio 3:5, what is the scale factor?

Back

3/5 or 0.6

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

What side corresponds with BC in triangle ABC and triangle DEF?

Back

FD

Tags

CCSS.HSG.CO.B.7

Front

If triangle GHI is similar to triangle JKL and the length of GH is 12 and JK is 8, what is the missing length of HI if IJ is 10?

Back

15 (Using the scale factor of 3/2)

Tags

CCSS.HSG.SRT.A.2

Front

What is the definition of similar triangles?

Back

Triangles that have the same shape but not necessarily the same size; their corresponding angles are equal and their corresponding sides are in proportion.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

If the scale factor of two similar triangles is 2:3, and the length of one side of the smaller triangle is 6, what is the length of the corresponding side in the larger triangle?

Back

9 (Using the scale factor)

Tags

CCSS.7.G.A.1

Front

What is the relationship between the angles of similar triangles?

Back

The corresponding angles of similar triangles are equal.

Tags

CCSS.HSG.SRT.A.2

Front

If triangle PQR is similar to triangle STU and the length of PQ is 14 and ST is 7, what is the scale factor?

Back

2:1

Tags

CCSS.HSG.SRT.A.2

Front

If the lengths of the sides of triangle XYZ are 3, 4, and 5, what are the lengths of the corresponding sides of a similar triangle with a scale factor of 2?

Back

6, 8, and 10.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6