Q1 Review - Geo 21

Q1 Review - Geo 21

by Kaitlin Mahoney

Multiple Choice

What is the diameter?

• 8
• 16
• 10
• 4

Multiple Choice

What is the radius?

• 18
• 72
• 38
• 14

Multiple Choice

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Multiple Choice

Which of the following is a radius of the circle?

• DA
• GE
• HI
• FG

Multiple Choice

Which of the following is congruent to AE?

• HI

• HAE

• AF

• FH

Multiple Choice

The drawing shows a compass and straight edge construction of...what?

• the bisector of a given angle

• a perpendicular to a given line at a point on the line

• a perpendicular to a given line from a point NOT on the line

• an angle congruent to a given angle

Multiple Choice

When copying line segment AB using a straight edge and a compass, the compass should be used to:

• Draw an arc above point A

• Measure the length of segment AB

• Draw an arc between point A and point B

• Measure half the length of line segment AB

Multiple Choice

What type of construction do you see?

• midpoint

• angle bisector

• perpendicular bisector

• altitude

Multiple Choice

Which one is the correct construction for a perpendicular bisector?

• 1

• 2

• 3

• 4

Multiple Choice

What does the word BISECT mean?

• To cut something into more than five pieces.
• It is a plane with two sets of wings.
• A shape that has three sides. 
• To cut something into two congruent pieces or in half.

Multiple Choice

A transformation that “turns” a figure about a fixed point at a given angle and a given direction.

• rotation
• translation
• reflection
• repetition

Multiple Choice

A transformation of a figure that creates a mirror image. Flip

• translation
• mirror image
• rotation
• reflection

Multiple Choice

When a shape has the the same size, shape, and measure.

• similar
• corresponding
• congruent
• equal

Multiple Choice

Translations, reflections and rotations are all known as ________________________.

• Geometry
• Transformations
• Congruent

Multiple Choice

Translations are always _______

• Congruent
• Bigger
• Smaller
• Rotated

Multiple Choice

What type of transformation is this?

• Translation

• Reflection

• Rotation

• Dilation

Multiple Choice

All these transformations stay the same size and shape except ______.

• Rotation

• Transformation

• Dilation

• Reflection

Multiple Choice

Angle 3 and Angle 6 are examples of which type of angle pair?

• Alternate exterior angles

• Alternate interior angles

• Vertical angles

• Corresponding angles

Multiple Choice

Angle 1 and Angle 5 are examples of which type of angle pair?

• Alternate exterior angles

• Alternate interior angles

• Vertical angles

• Corresponding angles

Multiple Choice

Which of the following angles would NOT be congruent to the measure of $$\angle7$$ ?

• $$\angle2$$  

• $$\angle3$$  

• $$\angle6$$  

• $$\angle8$$  

Multiple Choice

If the  $$m\angle5\ =\ 63\degree,$$  find the measure of  $$\angle3.$$  

• $$63\degree$$  

• $$117\degree$$  

• $$180\degree$$  

• Cannot be determined

Multiple Choice

∠1 and ∠3 can best be described as -

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Multiple Choice

Name the postulate, if possible, that makes the triangles congruent.

• SSS
• SAS
• ASA
• AAS

Multiple Choice

Name the postulate, if possible, that makes the triangles congruent.

• SAS
• ASA
• AAS
• Not Possible

Multiple Choice

Name the postulate, if possible, that makes the triangles congruent.

• SSS
• ASA
• AAS
• Not Possible

Multiple Choice

Name the postulate, if possible, that makes the triangles congruent.

• SSS
• SAS
• ASA
• AAS

Multiple Choice

Is Angle-Angle-Angle (AAA), a valid rule for proving triangles congruent?

• No
• Sometimes
• Yes
• N/A

Multiple Choice

Which is NOT a true statement?

• FG ≅ GH 
• AB ≅ DC 
• BA ≅ GH 
• XY ≅ WZ

Multiple Choice

• A
• B
• C
• D

Multiple Choice

What does CPCTC stand for?

• Congruent parts of congruent triangles are congruent
• Corresponding parts of congruent triangles are congruent
• Corresponding parts of corresponding triangles are corresponding
• Corresponding parts of congruent triangles are Canadian.

Multiple Choice

Fill in the blank.

• Given
• Reflexive Property
• Transitive Property
• They're the same side!!!!!! 

Multiple Choice

What is the reason?

• Definition of Angle
• Definition of Congruence
• Definition of bisects
• Definition of midpoint

Multiple Choice

If ΔABC ≅ ΔXYZ, which statement is always true?

• AB = AZ
• ∠B ≅ ∠Y
• ∠X ≅ ∠C
• AC = XC

Multiple Choice

If ΔABC ≅ ΔXYZ, which statement is always true?

• AB = YZ
• ∠C ≅ ∠Z
• ∠B ≅ ∠C
• AC = XY

Multiple Choice

What is the correct choice for Statement 4?

• ⊿GHI ≅ ⊿JKL

• ⊿GHI ≅ ⊿KLJ

• ⊿GHI ≅ ⊿LJK

• ⊿GHI ≅ ⊿LKJ

Multiple Choice

The triangle sum theorem states that the sum of the interior angles of all triangles equals ________.

• 100*

• 180*

• 90*

• 360*

Multiple Choice

Name a pair of alternate interior angles.

• <c & <d

• <a & <b

• <a & <c

• <a & <d

Multiple Choice

Name the relationship of <1 and <2

• Vertical angles

• Corresponding angles

• Supplementary angles

• Complementary angles

Multiple Choice

Are triangle ABC and triangle DEF similar?

• No

• Yes

Multiple Choice

Find the length of EF.

• 18

• 12

• 72

• 24

Multiple Choice

Given that Triangle ABC is similar to Triangle DEF. Find the angle B.

• 60⁰

• 42⁰

• 79⁰

• 180⁰

Multiple Choice

Given that Triangle BAC is similar to Triangle EDF. Find the length of AC.

• 6

• 8

• 10

• 12

Multiple Choice

Figure A is enlarged to figure B. Find the scale factor.

• 3

• 9

• 12

• 1/3

Multiple Choice

What is the Statement #1?

• Not enough information

Multiple Choice

What is the Reason #2 & #3?

• #2 - Alt. Int. Angles

  #3 - Alt. Int. Angles

• #2 - Alt. Int. Angles

  #3 - Corresponding Angles

• #2 - Corresponding Angles

  #3 - Alt. Int. Angles

• #2 - Corresponding Angles

  #3 - Corresponding Angles

Multiple Choice

What is the Reasons for #2 and #3?

• #2 - Corresponding Angles

  #3 - AA ~

• #2 - Reflexive

  #3 - AA ~

• #2 - Reflexive

  #3 - SAS ~

• #2 - Corresponding Angles

  #3 - SAS ~

Multiple Choice

Tell whether the two figures are congruent.

• Yes, same size and same shape
• No, same shape but different sizes
• No, different size and different shapes

Multiple Choice

Tell whether the two figures are similar. Explain your reasoning.

• Yes, similar because they are the same shape and side lengths are proportional.
• No, not similar because they are the same shape, but side lengths are not proportional.
• Yes, same shape
• No, different sizes

Multiple Choice

All angles in similar figures are congruent.  

• True
• False

Multiple Select

Congruent shapes have the same...

• Size

• Color

• Shape

• Rotation

Multiple Choice

Sides in similar figures must be proportional.  

• True
• False 

Multiple Choice

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

Multiple Choice

What is the longest side of a right triangle called?

• Leg A
• Leg B
• Hypotenuse
• Pythagoras' Big Buddy

Multiple Choice

_{^{Find the missing side}}

• 36
• 76.8
• 12
• 40

Multiple Choice

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Multiple Choice

solve for c

• 7
• 9
• 4
• 13