.pls reply .....this answer is needed pls don't do anything if you don't know let the knowing people do this..pls if you say the correct answer I will make you branliest. .
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Answered by
1
Answer:
a) 3
b) 4
c) 720
all the very best
Answered by
1
Answer:
1. = 9 diagonals
2. = 18 traingles
3. = 720
plzz mark brainliest
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