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PLS HELP ASAP ((attachment))

PLS HELP ASAP ((attachment))
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PLS HELP ASAP
((attachment))

PLS HELP ASAP ((attachment))-example-1
User Avanz
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2 Answers

5 votes
doing the math i got 82.3 but please check  in with someone else
User Grahamaj
by
8.3k points
1 vote
The answer is A.80.3
equation to use is C=cos^-1 [a^2+B^2+-2^2 /2ab
A=21
B=33
C=36
21^2+33^2-36^2
21^2=441
33^2=1089
36^2=1296
441+1089=1530
1530-1296=234
234/2=117
cos^-1*117=80.28
rounded gives you 80.3, hope this helps :D
User Andrey Nelubin
by
7.7k points
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