MATH STUDY Flashcards
what do complementary angles add to
90 degrees
what do supplementry angles add to
180 degrees
what do angles on a straight line add to
180 degrees
vertcally opisite angles are….
equal
what are acute angles
an angle between 0-90 degrees
what are obtsue angles
an angle between 90-180 degrees
what are relflex angles
180-360 degrees
what are colinear points
points on a straight line
what are concurrent points
lines that meet at the same point
what do triangles equal to
180 degrees
what do co-inter (U) angles add up to
180 degrees
corresponding (F) angles are
equal
alternate (Z) angles are
equal
what are polygons
polygons are closed plane figures with straight sides
how many sides does a quadrilateral have
4
how many sides does a pentagon have
5
how many sides does a hexagon have
6
how many sides does a heptagon have
7
how many sides does a octagon have
8
how many sides does a nonagon have
9
how many sides does a decagon have
10
how many sides does a undecagon have
11
how many sides does a dodecagon have
12
what does a interior angle sum add up to
360
what is a exterior angle
exterior angles are formed by extending one side.
what is translation?
translation is an isometric transformation in volving a shift left right up or down.