Vocabulary
Complimentary Angles
Supplementary Angles
Vertical Angles
Angles in a Triangle and
100
Complimentary Angles add up to how many degrees?
90 degrees
100
Angle A and Angle B are complementary angles. Angle A is 35 degrees. How many degrees is Angle B?
55 degrees
100
Suppose <B is equal to 47 degrees. Find a measure of an angle that is supplementary to <A.
133 degrees
100
Angles 1 and 2 are vertical angles. If angle 2 is 101 degrees, how many degrees is angle 1?
101 degrees
100
In triangle ABC, angle A is 30 degrees, angle B is 25 degrees, how many degrees is angle C?
125 degrees
200
What is the name of the relationship of two angles that add up to 180 degrees?
Supplementary Angles
200
What is the complement of an angle measuring 12 degrees?
78 degrees
200
If <3 = 115 and <3 and <4 are adjacent, find m<4.
m<4 = 65
200
The definition of a verticle angle?
Pairs of opposite angles are made by two intersecting lines with the same measurement.
200
In triangle ABC, angle A is 70 degrees, angle B is 65 degrees, a how many degrees is angle C?
45 degrees
300
Angles that are congruent and opposite of each other that are formed by the intersection of two lines are called what?
Vertical Angles
300
*daily double*
Jada told Miguel that complementary angles can sometimes have a sum of 180 degrees. Must Miguel believe Jada? Explain Why or Why not!
No!! Complementary angles always have a sum of 90 degrees
If the sum of the angles is 180 degrees the angles are supplementary
300
Angles Q and R are supplementary. If <Q = 7x + 10 and <R = 100, what is the measure of angle Q?
70
300
Angles P and W are vertical angles. If angle P measures 4x and angle W measures 100, what is the value of x?
x = 20
300
In triangle DEF, <D = 2x, <E = 4x, and <F = 6x, what is the value of x?
x = 15
400
How many degrees are in a Triangle? In a
180 degrees;
400
Angles A and B are complementary. If <A = 3x and <B = 60, what is x ?
x = 10
400
Random Fact:
What is the most common letter of the alphabet?
“E” Is the Most Common Letter and Appears in 11 Percent of All English Words
400
Angles <1 and <2 are vertical angles. <1 measures 75 degrees and <2 is equal to x-18. Find the value of x.
x = 93
400
In Triangle ALD, <A = 60 degrees, <L = 7x,
<D = 4x + 10, what is the value of x?
x = 11
500
Define an Angle
The opening formed when two straight lines meet
500
If m<A and m<B are complementary angles and
<A = 2x and <B = 3x what is the measurements of <A and <B?
x = 18,
<A = 2 x 18 =36
<B = 3 x 18 = 54
500
Angles C and D are supplementary. If <C = 12x and m<D = 2x + 40, find x. Then find <C and <D.
x = 10
C =120
D = 60
500
What is X?
500
In isosceles triangle ABC ,angles A and B are congruent measuring 40 and <C = 2x. What is the measurement of angle c?
100