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## Are the diagonals of a rectangle are equal in length?

The diagonals of a rectangle have another important property − they are equal in length. The proof has been set out in full as an example, because the overlapping congruent triangles can be confusing. The diagonals of a rectangle are equal.

## Who have diagonals of equal length?

Properties of the diagonals in some quadrilaterals

Parallelogram Yes No
Kite See note 2 See note 2
Rectangle Yes Yes
Rhombus Yes No

## What is the name of an equilateral rectangle?

equilateral rectangle
Equilateral rectangle
SQUARE
Equilateral triangle or rectangle, e.g.
GEOMETRIC FIGURE

## Do all rectangles have the same length?

Opposite sides of a rectangle are the same length (congruent). The angles of a rectangle are all congruent (the same size and measure.) Remember that a 90 degree angle is called a “right angle.” So, a rectangle has four right angles.

## What is true for all rectangles?

All rectangles are made up of right-angled triangles. The angles of a rectangle are all congruent. The diagonals of a rectangle intersect in a right angle. A rectangle has one pair of opposite sides of equal length.

## Which shape has more sides?

2D Shapes

Triangle – 3 Sides Square – 4 Sides
Pentagon – 5 Sides Hexagon – 6 sides
Heptagon – 7 Sides Octagon – 8 Sides
Nonagon – 9 Sides Decagon – 10 Sides
More …

2020-07-15