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
Angles 1 and 2 are vertical angles. If angle 2 is 101 degrees, how many degrees is angle 1?
101 degrees
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
Let's add 100 to your score if you answer correctly....
Who is your favorite teacher?
Mr. Cross
can the side lengths 5, 9, 11 make a triangle
yes; because 5 + 9 > 11
Angles that are congruent and opposite of each other that are formed by the intersection of two lines are called what?
Vertical Angles
*daily double*
Find the percent change and state whether the precent of change is increasing or decreasing.
Old Price: $45
Sale Price: $18
60 percent decrease
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
Angles P and W are vertical angles. If angle P measures 4x + 4 and angle W measures 2x + 50, what is the value of x?
x = 24
In triangle DEF, m<D = 30, m<E = 60, and m<F = 90, can it make a triangle?
yes, they add to 180
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
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
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 = 20, m<D = ?
D = 100
Define a scalene, isosceles and equilateral triangle
A scalene has 0 sides and 0 angles congruent, an isosceles has 2 sides and 2 angles congruent, and 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
Random Fact:
What is the national animal of Scotland?
A unicorn
Can this make a triangle?
Sides: 15 in, 22 in, 7 in
no; because 15 + 7 = 22, they need to be greater