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Earn +20 ptsQ: How many sides are on 3 pentagons?
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How many sides do 5 decagons and 3 pentagons have altogether?
A pentagon has five sides, and a decagon has ten sides. So 3 pentagons and 5 decagons have (35)+(510) = 65 sides altogether
How many sides do 2 pentagons 3 nonagons and 2 hexagons have in all?
They have 49 sides.
How many sides does 4 pentagons have?
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.
How many sides do 5 hexagons 3 pentagons and 5 triangles have in all?
There are: (5*6)+(3*5)+(5*3) = 60 sides
How many sides are there in 4 pentagons?
20 :)
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