chapmel20
03.12.2020 •
Mathematics
10 pennies are flipped and arranged in a row. How many arrangements of the heads and tails are possible?
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Ответ:
1000 possible arrangements
Step-by-step explanation:
Ответ:
x=60
Step-by-step explanation:
So basically the sum of interior angle of a triangle is 180.
Add all the values and make it equal to 180.
x+3/2x+1/2x=180
Then find x
3x=180
x=180/3
x=60 degrees