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Earn +20 ptsQ: How many sides on 3 octagons?
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How many sides do 3 hexagons and 3 octagons have altogether?
A hexagon has six sides, and an octagon has eight. 3 hexagons and 3 octagons have 3*6 + 3*8 sides = 18 + 24 sides = 42 sides altogether.
How many sides are on 8 octagons?
64.
How many sdes does 5 dodegons and 3 octagons have in all?
There are: (5*12)+(3*8) = 84 sides
Are all eight sided shapes called octagons?
No. All 2-dimensional shpaes with 8 sides are octagons; all 3-dimensional shapes with 8 sides are called octahedrons.
Do all octagons have 8 sides?
No
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