Complement, Supplement, and Tri-angles
Supplementary angles are angles that have a sum of how many degrees?
180 degrees
Write a congruence statement showing the triangles are congruent.
triangle ABC is congruent to triangle DEF
Name the circle
circle Q
What is the name of a 4-sided polygon?
quadrilateral
An angle that has a measure less than 90 degrees is a/an _______ angle.
acute
The measure of <ABC is 53 degrees. Find its complement.
37 degrees
ABCD is congruent to FGHI. AB = 20 meters. Find the length of GI
20 meters
Name the diameter of the circle.
BL
What makes a polygon regular?
All angles are congruent and all sides are congruent
Define an obtuse angle
An angle whose measure is greater than 90 degrees but less than 180 degrees.
The measure of <LPM is 121.7 degrees. Find its supplement.
58.3 degrees
ABCD is congruent to FGHI. Write 8 congruences for the figures.
AB is congruent to FG...
Name 3 radii in the circle.
BQ, LQ, and FQ
What is the name of a quadrilateral with two set of opposite sides that are parallel?
Parallelogram
Look a the figure and find the value of x in the triangle.
50 degrees
A triangle has a right angle as well as a 40 degree angle. What is the measure of the 3rd angle?
50 degrees
Look at the figure. Find the m<2
115 degrees
Name an arc smaller than a semicircle
PR
What is the name of a 7-sided polygon?
heptagon
Look at the figure on the board. Find the value of x.
75 degrees
What is the measure of one angle in an equilateral triangle?
60 degrees
Look at the figure. Triangle ABC is congruent to triangle LMN. Draw the figures on your board and fill in all missing side lengths and angle measures.
lots of numbers
Name a semicircle.
BPL
Name the quadrilateral with four congruent sides.
rhombus
Look at the figure and find the value of x.
40 degrees