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Zed2000
@Zed2000
December 2019
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VALENDO 15 PONTOS!!
1) Determine o valor desconhecido.
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valzinho15
Verified answer
A)
sen30=x/1000
1/2=x/1000
2x=1000
x= 500m
B)
sen30=x/8
1/2=x/8
2x=8
x= 4
C)
tg30=x/2
0,577=x/2
x=2.0,577
x=1,15
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Thanks 0
valzinho15
cos= CA/hip, na letra C ele só deu CO e CA
valzinho15
tg=CO/CA
felippebarcelos
A)
seno 30º = x/1000
0,5 = x/1000
x = 500m
B)
seno 30º = x/8
0,5 = x/8
x=4
C)
cosseno 30º = 2/x
0,5 = 2/x
0,5x = 2
x = 2-0,5
x=1,5
0 votes
Thanks 0
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Verified answer
A)sen30=x/1000
1/2=x/1000
2x=1000
x= 500m
B)
sen30=x/8
1/2=x/8
2x=8
x= 4
C)
tg30=x/2
0,577=x/2
x=2.0,577
x=1,15
seno 30º = x/1000
0,5 = x/1000
x = 500m
B)
seno 30º = x/8
0,5 = x/8
x=4
C)
cosseno 30º = 2/x
0,5 = 2/x
0,5x = 2
x = 2-0,5
x=1,5