A
Name the angle type between 0° and 90°
Acute angle
Name the angle that is 90°.
Right angle.
Name the angle type between 90° and 180°.
Obtuse angle.
Name the angle type that is 180°.
Straight angle.
Name the angle type between 180° and 360°.
Reflex angle.
A revolution is _ _ _°
360.
Name a 31° angle.
Acute angle.
Name the 127° angle.
Obtuse angle.
Name the 182° angle.
Reflex angle.
Name the 79° angle.
Acute angle.
Angles that are side by side, share a vertex and arm is called _ _ _ _ _ _ _ _.
Adjacent.
Two adjacent angles in a right angle are
_ _ _ _ _ _ _ _ _ _ _ _ _.
Complementary.
Two adjacent angles on a straight line are _ _ _ _ _ _ _ _ _ _ _ _ _.
Supplementary.
v _ _ _ _ _ _ _ _ _ o _ _ _ _ _ _ _ angles are formed when two lines intersect. The opposite angles are equal.
Vertically opposite.
P _ _ _ _ _ _ _ _ _ _ _ _ lines meet at right angles.
Perpendicular.
What is the complement of 10°?
80°.
What is the complement of 40°?
50°.
What is the complement of 5°.
85°.
What is the supplement of 170°?
10°.
What is the supplement of 130°?
50°.
Corresponding angles form a __ shape.
F.
Alternate angles form a __ or __ shape.
Co-interior angles form a __ or __ shape.
C or U.
What are parallel lines?
Parallel lines are straight lines that always stay the same distance from each other and never meet.
A point is usually labelled with a _ _ _ _ _ _ _ _ _ _ _ _ _.
Capital letter.