What kind of angle is this? Right, Acute, Obtuse or Straight?
acute
Sum of complementary angles
90 Degrees
Angles A and B are Complementary angles. Angle A measures 28 degrees. Angle B measures ___.
62 degrees
A triangle has angles 80 degrees, 43 degrees and x. What is x?
x = 57
What is the name of an angle that measures 180 degrees?
straight
Sum of supplementary angles
180 Degrees
What is the measurement of angle x?
53 degrees?
x = 106
Write how many degrees an obtuse angle could have.
You are correct if you wrote a number between 91-179
Angles that are NOT next to each other
Non Adjacent Angles
What is the measurement angle ABD?
120 degrees
In a triangle: Angle A is 50, Angle B is 65, Angle C is 5X. What is the value of X
13
If an angle measures 34 degrees, what type of angle is it?
acute
Angles that are next to each other
Adjacent Angles
Write the equation to solve for x but dont solve!
28o + xo + 73o = 180o
In a triangle: Angle A is 34, Angle B is 110, and Angle C is 2X. What is the value of X?
18
Explementary angles add up to _____
360 Degrees
Vertically opposite angles are always __________
Congruent (the same)
What is the measurement of angle x?
28o + xo + 73o = 180o
xo = 180o - 28o -73o
xo = 79o
a quadrilateral has angles 90 degrees, 87 degrees, 43 degrees and 2x. What is the value of x.
x = 70