Geometry Lesson

Geometry Unit 1 Note Presentation

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Video 1

Points, Lines, and Planes

Multiple Choice

Give another name for line k.

• Line BC
• Line BCE
• Line ED
• Line k is the only name, there isn't another name.

Multiple Choice

Another name for ray AC is...

• ray BC

• ray AB

• ray CA

• ray CB

Multiple Choice

This means...

• length of AB
• line AB
• ray AB
• segment AB

Multiple Choice

Name the image

• Line
• Ray
• Line segment
• Angle

Video 2

Segment Addition Postulate

Multiple Choice

Find AC

• 7
• 8
• 22
• 23

Multiple Choice

If RT=36, find the value of x.

• 3

• 4

• 5

• 6

Multiple Choice

M is the midpoint of AB. If AM = 5x+10 & MB = 4x+16, find the value of AM.

• 6

• 4

• 70

• 40

Multiple Choice

If AB = 2x+3, BC = 3x-5, and AC = 38, what is the value of x ?

• 11

• 12

• 8

Multiple Choice

Use the figure to write and solve an equation for x.

• 5
• 6
• 7
• 8

Video 3

Midpoint Formula

Multiple Choice

What is the midpoint between (3, -1) and (7, -5)

• (5, -2)
• (10, -6)
• (5, -3)
• (2, -2)

Multiple Choice

Find the midpoint of the line segment with endpoints (-2,0) & (9,-1).

• (1, 3)

• (3.5, -.5)

• (-.5, 3.5)

• (6, -.5)

Video 4

Distance Formula

Multiple Choice

How is the distance formula correctly written:

• $$d\ =\ \sqrt{\left(y_{1\ }-\ y_2\right)^2\ -\left(x_{2\ }-\ x_1\right)^2}\$$

• $$d\ =\ \sqrt{\left(x_{2\ }-\ x_1\right)^2\ +\ \left(y_{2_{\ }}-\ y_1\ \right)2}$$

• $$d\ =\ \sqrt{\left(y_{1\ }-\ y\ _2\right)^2\ +\ \left(x_{2\ }-\ x_1\right)}^2$$

• d = $$\sqrt{\left(x\right)^2-\ \left(y\right)^2}$$

Multiple Choice

Find the distance between (-5, -8) and (-1, -16).

• 8.9
• 9.8
• 10.3
• 11

Multiple Choice

Find the distance between (-12, 1) and (12, -1).

• 24.05
• 24.06
• 24.07
• 24.08

Video 5

Angle Addition Postulate

Multiple Choice

Find the value of ∠A.

• 39 degrees
• 49 degrees
• 51 degrees
• 59 degrees

Multiple Choice

Solve

• 22°
• 42°
• 242°
• 12°

Multiple Choice

Solve

• 80°
• 40°
• 180°
• 140°

Multiple Choice

$$\overrightarrow{BD}$$  bisects $$\angle ABC$$ ,  $$m\angle ABD=3x+5$$  and  $$m\angle ABC=2x+30$$ . Find  $$m\angle DBC$$  . 

• $$15\degree$$  

• $$35\degree$$  

• $$5\degree$$  

• $$20\degree$$  

Multiple Choice

$$\overrightarrow{EJ}\$$  bisects  $$\angle DEF$$ ,  $$m\angle DEJ=5x+7$$  ,  $$m\angle JEF=8x-8$$ .
Find x.

• 5

• 2

• 6

• 13

Unit 1 FInal Video

Angle Pairs

Multiple Choice

Name the angle pair. 

• Complementary
• Supplementary
• Adjacent
• Vertical

Multiple Choice

Complementary angles are....

• 3 angles that add up to 180 degrees

• 2 angles that add up to 180 degrees

• 2 angles that are congruent

• 2 angles that add up 90 degrees

Multiple Choice

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Multiple Choice

Angles 1 and 3 are what angle pair?

• Complementary
• Supplementary
• Adjacent
• Vertical

Multiple Choice

Angles 4 and 1 are what angle pair?

• Complementary
• Linear Pair
• Acute
• Vertical