jacly
jacly
21-03-2017
Mathematics
contestada
Did I do this problem right ???
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Drb3lla
Drb3lla
21-03-2017
I Believe You are correct
.
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Аноним
Аноним
21-03-2017
Your answers are wrong.
Use pythagoras theorem to solve for g
g² + 120² = 130²
g² = 130² - 120²
g² = 16900 - 14400 = 2500
g = √2500 = 50
a = g = 50
sin 30 = a/h
1/2 = 50/h
h = 50*2 = 100
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