Answer:
15
Step-by-step explanation:
Hey there!
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Answer:
Step-by-step explanation:
Sum of all the angles of 12 sided polygon= (n -2)*180
= (12 - 2 )*180 = 10 * 180 = 1800
Four interior angle each of xº + 8 interior angles each of 2xº = 1800
4*x + 8*2x = 1800
4x + 16x = 1800
20x = 1800
x = 1800/20
x = 90°
Answer:
Step-by-step explanation:
Answer:
10/8+10.62
23*8*10.62
10.62*8+23
23+8*10.62
Step-by-step explanation:
Either one of these, I hope this helps:)
Answer:
164,932,693,079.5
Step-by-step explanation:
To start you must add 78.9 to 32,986,538,537 which will give you 32,986,538,615.9. Then you must multiply 5.
9*5=45 keep the keep the 4 drop the 5
5*5=25+4=29 keep the 2 drop the 9 and continue doing this. Until you get to 3*5=15+1= 16 and you get your answer
164,932,693,079.5
