A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
where a and b are sides.
A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
or
where a or b - side, P is the perimeter.
A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
or
where d is diagonal, a or b - side.
A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
where d is diagonal, α° is the angle between them in degrees.
A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
or
where R is the radius of the circumscribed circle, a or b - side.
A rectangle is a geometric shape that has four right angles (90°) and opposite sides are equal and parallel.
Rectangle area formula
or
where R is the radius of the circumscribed circle, a or b - side.
Solution:
S =
a·√d^{2}-a^{2}
=
1230·√123456^{2}-1230^{2}
=
1230·√15241383936-1512900
=
1230·√15239871036
=
1230·123449.873
=
151843343.79
a: Area of a rectangle with a diagonal 123456 and side 1230 equal to 151843343.79