Angles and parallel lines

Questão	Responda
ANGLES There are $360\,^{\circ}$ in a complete turn. There are $180\,^{\circ}$ in half a turn (ie a straight line)	The angles in a triangle = $180\,^{\circ}$ The angles in a quadrilateral = $360\,^{\circ}$
a b a . 4 right angles and 4 lines of symmetry	b. opposite sides parallel, opposite sides equal and no lines of symmetry c.4 equal sides, opposite angles equal and two lines of symmetry
one pair of parallel	a b c d
Opposite Angles are equal Image: intersecting_lines_and_angles.gif (image/gif)	Alternate angles are equal ("Z") Image: alternate_angles.gif (image/gif)
Co-interior angles = $180\,^{\circ}$ ("C") Image: Co_interior_angles.gif (image/gif)	Corresponding angles are equal ("F") Image: corresponding_angles.gif (image/gif)

Resumo de Recurso

	Criado por ella rose quase 11 anos atrás