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A heptagon has 7 sides and a decagon has 10 sides, so 7+10 = 17 sides
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∙ 7y ago
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How many more sides does a decagon have than a heptagon?
A decagon has 10 sides A heptagon has 7 sides Therefore a decagon has 10 - 7 = 3 more sides than a heptagon.
How many sides do 1 heptagon and 2 nonagons have altogether?
A heptagon has seven sides and a nonagon has nine, so in 1 heptagon and 2 nonagons there are 7+(2*9) = 25 sides altogether.
How many sides do 5 decagons and 5 heptagons have altogether?
A decagon has 10 sides and a heptagon has 7. So five decagons and five heptagons have 5*10 + 5*7 = 50 + 35 = 85 sides.
How many sides do 1 heptagon and 3 quadrilaterals have altogether?
A heptagon has seven sides and a quadrilateral has four, so 1 heptagon and 3 quadrilaterals have 1*7 + 3*4 = 7 + 12 = 19 sides altogether.
How many sides do 1 decagon and 3 octagons have altogether?
An octagon has 8 sides. A decagon has 10. So 3*8+10 = 34 sides
How many sides do 4 decagons 4 heptagons and 3 octagons have altogether?
A decagon has ten sides, a heptagon seven, and an octagon eight. So in 4 decagons, 4 heptagons, and 3 octagons there are 4*10 + 4*7 + 3*8 = 40 + 28 + 24 = 92 sides altogether.
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
What shapes have more sides and angles than a hexagon?
Heptagon, octagon, nonagon, decagon, hendecagon, and dodecagon. There are many more.
How many sides do 4 heptagons and 5 octagons have altogether?
A heptagon has seven sides, and an octagon has eight sides. 4 heptagons and 5 octagons then have (4*7)+(5*8) = 68 sides altogether
How many sides do 3 dodecagons and 1 heptagon have altogether?
3*12 + 1*7 = 36+7 = 43 sides.
How many sides do 5 decagons and 4 triangles have altogether?
A decagon has ten sides and a triangle has three, so 5 decagons and 4 triangles have (5*10)+(4*3) = 62 sides altogether.
How many sides do 5 decagons and 5 octagons have altogether?
A decagon has 10 sides and an octagon has 8. 5*8 + 5*10 = 90 sides
