Maths Circle

Arcs and Sectors

length of arc=angle/360xpixd

Area of Sector=angle/360xpixd

MAJOR/MINOR

Angle/360=length of arc/ circumference=Area of the sector / area of full circle

Semi-circle Angles

Every Angle from the points in a semicircle is 90 degrees.

Tangents

A Tangent to a circle is a straight line which touches the circle at only one point.

The  angle between a tangent…