8th grade Angles Flashcards
Complimentary angles are….
2 angles that equal 90 degrees
vertical angles are….
across from each other and equal
Supplementary angles are….
2 angles that equal 180 degrees
adjacent angles are….
right next to each other, share a side
congruent means….
the exact same
corresponding angles are….
on the same side of the transversal in the same spot and are congruent
alternate interior angles are….
inside the parallel lines on opposite sides and are congruent
the 3 angles of any triangle add up to how many degrees?
180 degrees
a straight angle is how many degrees?
180 degrees
a right angle is how many degrees?
90 degrees
perpendicular lines for what sort of angles?
right angles, 90 degrees
similar figures angles are….
congruent or equal
similar figures sides are….
proportionately bigger or smaller
what is the formula to find the degrees in any polygon?
number of sides minus 2, times 180
how do you solve for missing sides of similar figures?
set up a proportion