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A pentagon has 5 sides. If you have 4 pentagons, you use: 4x5=20. Therefore, 4 seperate pentagons have 20 sides. This is not true if you have them combined however.

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βˆ™ 10y ago
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Q: How many sides does 4 pentagons have?
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Related questions

How many sides are there in 4 pentagons?

20 :)


How many sides do 4 heptagons and 4 pentagons have altogether?

heptagons have 7 sides pentagons have 5 sides therefore 4 x 7 = 28 4 x 5 = 20 Total 48 sides.


How many sides do 4 pentagons and 5 decagons have in all?

60


How many sides do 5 hexagons and 4 pentagons have in all?

There are (5*6)+(4*5) = 50 sides


How many sides do 5 dodecagons and 4 pentagons have altogether?

A dodecagon has 12 sides, and a pentagon has 5 sides. So 5 dodecagons have 5*12 = 60 sides, and 4 pentagons have 4 * 5 = 20 sides, for a total of 60 + 20 = 80 sides.


How many sides do 2 pentagons and 1 quadrilateral have altogether?

A pentagon has fives sides, and a quadrilateral has four. So 2 pentagons and 1 quadrilateral have 2*5 + 4 = 10 + 4 = 14 sides altogether.


How many sides do 3 pentagons 5 heptagons and 4 hexagons have in all?

74 sides


How many sides does 3 pentagons have?

Three pentagons have a total of 15 sides. Each pentagon has 5 sides, so when you have 3 pentagons, you would multiply 5 sides by 3 pentagons to get 15 sides in total.


How many sides do eleven pentagons have?

There are 11 times 5 = 55 sides in 11 pentagons.


How many sides is there on 55 pentagons?

1 pentagon = 5 sides. 55 pentagons = 5*55 = 275 sides.


How many sides do five pentagons and three quadrilaterals have altogether?

A pentagon has five sides, and a quadrilateral has four sides. So five pentagons and three quadrilaterals have 5*5 + 3*4 sides = 25 + 12 sides = 37 sides.


What kind of pentagon that have 4 sides?

Pentagons do not have four sides, they all have 5 sides