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How do you find the number of diagonals in a shape?

Updated: 4/28/2022

Wiki User

∙ 14y ago

Best Answer

you subtract 3 from the number of sides then multiply that by the number of sides divided by 2

Wiki User

∙ 14y ago

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Which quadrilaterals have diagonals that intersect at right angles outside the shape?

Only a chevron has diagonals intersecting outside the shape. The diagonals of a symmetric chevron will intersect at right angles.

How many sides are there in the polygon if the number of diagonals is twice as the number of sides?

A 7 sided polygon has 14 diagonals

What is the equation for the number of diagonals that can be formed in a polygon?

The equation is: 0.5*(n2-3n) = diagonals whereas n is the number of sides of the polygon

If you want to find the coordinates of the intersection of the diagonals of parallelogram AB CD given the vertex points you would need to?

Find the midpoint of the two diagonals

What are the number of sides if the polygon has 44 diagonals?

11

Related questions

How many diagonals are there in a 18 sided shape?

Number of diagonals = 18*(18-3)/2 = 135

How many diagonals are in a shape?

n(n - 3)/2. where n is the number of sides in the shape

How many diagonals does an octahedron have?

An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. The number of diagonals will depend on the precise shape.

How many diagonals does shapes have?

It depends on the shape. A square has no diagonals.Improved Answer:-A square has 2 diagonals in common with all other quadrilateralsThe formila is: 0.5*(n2-3n) = diagonals whereas n in the formula represents the number of sides the polygon or shape has

What shape has 2 diagonals?

Any quadrilateral (4-sided shape) has 2 diagonals.

How many diagonals does a shape with 5 sides have?

5(5-3)/2. That it is the formula so that shape would have 5 diagonals. n(n-3)/2 where n is the number of sides

How many diagonals make a shape rigid?

The answer depends on whether the shape is 2-dimensional or 3-d. For a 2-dimensional polygon with n sides, the minimum number is n-3 diagonals.

How do you find out how many diagonals a shape has?

You connect the points that it has, corner to corner and count them. Moo

How many diagonals does a 10 sided shape have?

35 diagonals

How yo find the formula on how to solve the number of diagonals in a polygon?

It is: 0.5*(n2-3n) = diagonals whereas 'n' is the number of sides of the polygon

Where d is the number of diagonals of a polygon with n sides find d if equals 20?

1/2*(n2-3n) = number of diagonals 1/2*(202-60) = 170 diagonals

What is the formula to find the diagonals of a figure?

1/2*(n2-3n) = diagonals when n equals number of sides.

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