Question

Match the term with the definition. (5 points)

Answer 1

triangle:

a plane figure with three straight sides and three angles.

rectangle:

a plane figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square.

circle:

round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the centre).

cylinder:

solid geometrical figure with straight parallel sides and a circular or oval cross section.

cone:

surface or solid figure generated by the straight lines which pass from a circle or other closed curve to a single point (the vertex) not in the same plane as the curve.