Geometry Triangles Center

The length of Segment EF is 4 units and the length of Segment ED is 5 units. Find the length of Segment AE.

• 20/3

• 16/3

• 5/3

• 3

Tags

CCSS.HSG.CO.C.9

What is an isosceles triangle?

• A triangle with all sides different

• A triangle with two congruent sides

• A triangle with all sides congruent

• A triangle with no congruent sides

Tags

CCSS.4.G.A.2

Determine the center of the dilation.

• Point A

• Point B

• Point C

• Point D

Look carefully at the figure. What is the measure of A'B'C'?

• 40 degrees

• 75 degrees

• 45 degrees

• 70 degrees

Tags

CCSS.HSG.CO.C.10

What is the value of a?

• 1.25

• 1.5

• 1.875

• 2

Tags

CCSS.HSG.SRT.A.2

Triangle DEF is formed by connecting the midpoints of the sides of triangle ABC. The lengths of the sides of DEF are shown. What is the length of BC?

• 8

• 12

• 15

• 18

Tags

CCSS.HSG.SRT.B.4

• 40 degrees

• 60 degrees

• 65 degrees

• 75 degrees

Tags

CCSS.HSG.CO.C.10

Triangle DEF is formed by connecting the midpoints of the sides of triangle ABC. What is the perimeter of triangle ABC?

• 12

• 18

• 19

• 38

What is the scale factor from triangle ADE to triangle ACB?

• 2

• 3

• 4/3

• 5/3

Tags

CCSS.7.G.A.1

Which is the best definition of similarity?

• If two figures have congruent corresponding angles, they are similar.

• If two figures have proportional side lengths, they are similar.

• If there's a sequence of rigid transformations that take one figure to another, they are similar.

• If there's a sequence of rigid transformations and dilations that take one figure to another, they are similar.

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2