角の三等分問題の英語

an angle in mathematics, called supplementary angle

a triangle that has a right angle

an angle formed from the base of a triangle

a conjugate angle

The sum of all the angles in a triangle equals 180 degrees.

the condition of angles being equal

the two angles of the base of a triangle

function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle

an angle formed at the intersection of the arcs of two great circles

either of two angles that together form an angle of 90 degrees

the angle formed by two edges of a polyhedral angle

in geometry, a hyperbolic curve

A rectangle has four corners.

a right‐[an acute‐, an obtuse‐]angled triangle

a salient angle

the inside angles formed by a line intersecting two straight lines

Cut a square in halves.

an angle formed at the centre of a circle by two radii

a polygon called regular polygon

a polygon with 10 sides and 10 angles

of angles of a polygon, the state of facing each other

A right triangle has a 90 degree corner.