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earnstyle [38]
3 years ago
11

Please help me this is my end of the year work

Mathematics
1 answer:
alexandr1967 [171]3 years ago
8 0

Answer:

Triangle, pentagon, heptagon, and decagon.

Step-by-step explanation:

REMEMBER THIS:

DECAGON: 10 SIDES

HEPTAGON: 7 SIDES

PENTAGON: 5 SIDES

TRIANGLE: 3 SIDES

EXTRA INFO:

HEXAGON: 6 SIDES

QUADRILATERAL: 4 SIDES

OCTAGON: 8 SIDES

NONAGON: 9 SIDES

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Andrej [43]

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Step-by-step explanation:

we know that

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Answer:

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5 0
3 years ago
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9 A rectangle of perimeter 42 cm is
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Answer:

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