Maths Flashcards
1
Q
Angle at centre is
A
twice angle at circumference
2
Q
Angles in the same segment
A
are equal
3
Q
Opposite angles in a cyclic quad
A
sum up to 180 degrees
4
Q
Angle in a semi-circle is
A
a right angle
5
Q
Triangle with 2 radii is
A
an isoceles triangle
6
Q
Radius and tangent meet at
A
a right angle
7
Q
2 tangents from the same point are
A
equal
8
Q
Angle between tangent and chord equal angle in
A
alternate segment
9
Q
1km squared is equal to
A
1000000m squared
10
Q
1m cube is equal to
A
1000000cm cubed
11
Q
Area of circle
A
πr²
12
Q
Area of right angle triangle
A
1/2 base x perpendicular height
13
Q
Area of scalene triangle
A
1/2 ab Sinθ
14
Q
Area of trapezium
A
1/2(a+b)h
15
Q
Area of parallelogram
A
base x perpendicular height
