Vocabulary
Complimentary Angles add up to how many degrees?
90 degrees
Angle A and Angle B are complementary angles. Angle A is 35 degrees. How many degrees is Angle B?
55 degrees
Suppose <A = <B and <B is equal to 47 degrees. Find a measure of an angle that is supplementary to <A.
133 degrees
Which of the following pairs are supplementary angles?
A) 45o-45o
B) 90o-90o
B
In triangle ABC, angle A is 30 degrees, angle B is 25 degrees, how many degrees is angle C?
125 degrees
What is the name of the relationship of two angles that add up to 180 degrees?
Supplementary Angles
What is the complement of an angle measuring 12 degrees?
78 degrees
If m<3 = 115 and m<3 and m<4 form a linear pair, find m<4.
m<4 = 65 degrees
Angles 1 and 2 are vertical angles. If angle 2 is 101 degrees, how many degrees is angle 1?
101 degrees
In quadrilateral ABCD, angle A is 70 degrees, angle B is 65 degrees, angle C is 110 degrees, how many degrees is angle D?
115 degrees
Angles that are congruent and opposite of each other that are formed by the intersection of two lines are called what?
Vertical Angles
Two complementary angles have the same angle measurement. What are they?
45o and 45o
Angles Q and R are supplementary. If m<Q = 4x + 9 and m<R = 8x + 3, what is the measure of each angle?
x = 14, m<Q = 65, m<R = 115
Find the sum of complementary and supplemantary angles of 30o?
60 + 150 = 210
In triangle DEF, m<D = 2x, m<E = 4x, and m<F = 6x, what is the value of x?
x = 15
How many degrees are in a Triangle? In a Quadrilateral?
180 degrees; 360 degrees
Angles A and B are complementary. If m<A = 3x - 8 and m<B = 5x + 10, what is the measure of each angle?
x = 11, m<A = 25, m<B = 65
Angles Q and R are supplementary. If m<Q = 4x and m<R =5x what is the measure of each angle?
m<Q =80 m<R =100
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
In quadrilateral ALDO, m<A = 60 degrees, m<L = 5x, m<D = 3x + 10, and m<O = 2x, what is the value of x?
x = 29
Define an equilateral triangle
An equilateral has 3 sides and 3 angles congruent
If m<A and m<B are complementary angles and m<A = 2x - 6, and m<B = 3x + 11, what is the measurements of m<A and m<B?
x = 17, m<A = 28, m<B = 62
Angles C and D are supplementary. If m<C = 12x and m<D = 4(x+5), find x. Then find m<C and m<D.
x = 10 ; m<C = 120 ; m<D = 60
Angles <1 and <2 are vertical angles. <1 measures 2x+9 degrees and <2 is equal to x+64. Find the value of x.
55
In isosceles triangle ABC, angles A and B are congruent measuring 3x -14 and m<C = 2x. What is the measurement of each angle?
x = 26, m<A = 64, m<B = 64, m<C = 52