Geometry Spring Final Exam 2021

Posljednje ažuriranje about 5 years ago

30

1

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Geometry Spring Final Exam 2021

Posljednje ažuriranje about 5 years ago

30

1

Describe the transformation shown.

Rotation around the origin 180 degrees

Reflection over the x-axis

Reflection over the y-axis

Translation

1

Which of the following rules was used to translate triangle ABC?

<8,1>

<1,8>

<-8,-1>

<-1,-8>

1

If you were to rotate ABCD 90 degrees counterclockwise about the origin, what would the coordinates of A' be?

A'(-5, 3)

A'(-3, -5)

A'(5, 3)

A'(-5, 3)

1

What series of transformations will map the pre-image to the image?

Reflect over the y-axis, then over the x-axis.

Reflect over the x-axis, then over the y-axis.

Translate 4 units, then rotate 90 degrees clockwise.

Rotate 90 degrees clockwise, then reflect over the x-axis.

6

1

3

Find the value of x. (Show your proportions and ALL your work)

1

What is the similarity statement for the triangle pair?

A. XYZ ~ NEW

B. XZY ~ NWE

C. ZYX ~ ENW

D. YZX ~ NWE

1

What series of transformations will map the pre-image to the image?

Reflect over the y-axis, then over the x-axis.

Reflect over the x-axis, then over the y-axis.

Translate 4 units, then rotate 90 degrees clockwise.

Rotate 90 degrees clockwise, then reflect over the x-axis.

3

Find the value of x. (Show your proportions and ALL your work)

1

What is the similarity statement for the triangle pair?

A. XYZ ~ NEW

B. XZY ~ NWE

C. ZYX ~ ENW

D. YZX ~ NWE

1

Choose the similarity statement for the triangles

A. MNL ~ OPQ

B. NOM ~ PQL

C. LMN ~ PQO

D. MLN ~ PQO

Describe the transformation shown

Rotation around the origin 90 degrees counterclockwise

Rotation around the origin 90 degrees clockwise

Reflection over the x-axis

Translation 5 units right and 9 units up

Describe the transformation shown

Rotation around the origin 180 degrees

Rotation around the origin 90 degrees clockwise

Reflection over the x-axis

Rotation around the origin 90 degrees counterclockwise

Which of the following shows triangle EFG reflected across the x-axis?

A

B

C

D

(4, 10)

(8, 10)

(-8, 4)

(3, 9)

Find the coordinates for B', C' and D' after dilating by a scale factor of 3. (Show ALL Your Work for each coordinate point)

Find the scale factor

2

1/2

4

1/4

What is the corresponding angle for <F?

What is the corresponding angle for <G?

What is the corresponding angle for <H?

What is the corresponding side to FG?

What is the corresponding side to KH?

What is the corresponding side to FH?

Choose the similarity statement for the triangles

A. MNL ~ OPQ

B. NOM ~ PQL

C. LMN ~ PQO

D. MLN ~ PQO

If these triangles are similar, state how.

A. AA ~

B. SSS ~

C. SAS ~

D. Not Similar

If these triangles are similar, state how.

A. AA ~

B. SSS ~

C. SAS ~

D. Not Similar

The value for x is:

A

B

C

D

The value for x is:

A

B

C

D

The value for x is:

A

B

C

D

If <C is the reference angle, then the sine ratio would be:

A) 15/17

B) 8/15

C) 8/17

D) 15/8

The value of x is approximately:

A) 3.23 cm

B) 8.63 cm

C) 19.80 cm

D) 21.36 cm

The value of x is approximately:

A) 29.93 degrees

B) 40.91 degrees

C) 49.09 degrees

D) 60.07 degrees

What is the height of the ramp (opposite side)?

A) 6.21 ft

B) 6.43 ft

C) 12 ft

D) 12.42 ft

How tall is the pole (opposite side)?

A) 9.53 ft

B) 6.71 ft

C) 6.13 ft

D) 5.14 ft

How tall is the high rise apartment building?

A) 132 ft

B) 152 ft

C) 164 ft

D) 184 ft