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math term 1 - Coggle Diagram
math term 1
properties of angle in a circle
double angle
The angle at the centre of a circle is twice the angle at the
edge
triangles inside circles
A triangle containing a diameter, will be a right angled triangle. A triangle containing two radius, will be isosceles
angles connected by a chord
Angles connected by a chord are equal
tangents to a circle
A tangent will always meet a radius at 90°
cyclic quadrileterals
Opposite angles in a cyclic quadrilaterals add up to 180°
vertical, complementary, supplementary angles
vertical
Pair of opposite sides
complementary
90 degrees
supplementary
a 180 degrees angle
exponent and root
exponent
used when rewriting long multiplication problem
root
a number which produces a specified quantity when multiplied by itself.
congruency and similarity
congruency
figures that have the same shape and size
similarity
figures that are the same shape but different size
trigonometry
connection between the sides and
angles in any right angled triangle.