Triangle Angles and Parallel vs Perpendicular Lines

Parallel and Perpendicular Lines

100

Fill in the blank: Parallel Lines have the ______ slope.

same

200

What is the slope of the line perpendicular to a line with a slope of -5?

1/5

300

Are the lines below parallel, perpendicular, or neither?

y=4x+1

y=4x-1

parallel

400

Are the lines below parallel, perpendicular, or neither? 

y=(-3/2)x+8

4x-6y=12

perpendicular

500

Are the lines below parallel, perpendicular, or neither? 

4x-3y=27

-6x+8y=16

neither

Triangle Sums

100

In Triangle ABC, Angle A=75º, Angle B=23º,

How much is Angle C?

82º

200

Triangle DEF has 2 angles measuring 30º each, how much is the third angle?

120º

300

In Triangle EFG, Angle E=(5x+2)º, Angle F=(6x)º, and Angle G=134º.

Find the value of x.

x=4

400

Triangle HGI is a right triangle with one angle measuring 75º. What is the measure of the missing angle?

15º

500

In Triangle XYZ, Angle X=(3x-17)º, Angle Y=(x+40)º, and Angle Z=(2x-5)º

Find the measure of Angle Z.

49º

Triangle Exterior Angle Thm

100

If the remote interior angles are 28 and 58 what is the exterior angle of the triangle?

86

200

If the remote interior angles are 30 and (4x + 2)  what is x if the exterior angle is 8 + 6x?

12

300

If the interior angles is 30 and (10x - 10)  what is x when the exterior angle is 12x - 4?

x=12

400

If the remote interior angles are 46 and (8x - 1)  what is x when the exterior angle is 18x - 5?

x = 5

500

If the remote interior angles are (16x - 3) and (4x + 5)  what is x when the exterior angle is 42 + 10x?

x = 4

Finding Slope Between points

100

Find the slope between: (-13,1) and (1,-6) 

-1/2

200

Find the slope of the line parallel to the line through:

(6,-4) and (-3,4)  

-8/9

300

Are the lines through the points parallel, perpendicular or neither?

(-19,3) and (-15,-6) 

(13,-6) and (9,-17)

neither

400

Find the slope of the line perpendicular to: 

(3,7) and (10,0)

1

500

Are the lines parallel, perpendicular, or neither?

(-2, 5) and (-2, -7)

(0,-1) and (4,-1)

Perpendicular

Writing Eq of Lines

100

write the equation in slope intercept form given: slope is 2 and the line goes through point (-1, 5)

y= 2x + 7

200

Write the equation of a line that is parallel to y = 2x + 3 and passes through (6, 2)

y=2x-1

300

Find the equation of a line that is perpendicular to y = -5x + 2 and passes through the point (10, 6).

y = 1/5x + 4

400

Write the equation of the line that is parallel to y + 6 = -1/4x that passes through (12, 4)

y = -1/4x + 7

500

Write the equation of a line that is parallel to 5 - 5y = 10x and crosses through the point (-3, -3).

y = -2x - 9