Complementary angles add up to
90
Supplementary angles add up to
180
Z angles are also called
alternate angles
F angles are also called
corresponding angles
Interior angle sum =
( n - 2 ) x 180
congruent means
exactly the same
S.f area is the length scale factor…
squared
S.f volume is the length scale factor…
cubed
Cyclic quadrilaterals have…
Supplementary opposite angles.
Triangles in a semicircle are…
Right angled
A radius and tangent are…
Perpendicular
Angles from a chord are…
equal
Intersecting tangents are of…
equal length