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Mathematics 9 Online
OpenStudy (neonclawzz):

PLEASE PLEASE PLEEASE HELP! WILL MEDAL AND FAN! Find the measure of angle y. Round your answer to the nearest hundredth. https://gyazo.com/60dbf9e6b184d10fbad9896f57f5d4bf

jhonyy9 (jhonyy9):

do you know what say the sine law for angle y ?

OpenStudy (neonclawzz):

i already have sine(y)=4/20 i just dont know how to solve it.

jhonyy9 (jhonyy9):

first of all simplifie it what will get ?

OpenStudy (neonclawzz):

sin(y)=.2?

jhonyy9 (jhonyy9):

how you get 2 ?

jhonyy9 (jhonyy9):

ohhh sorry yes 0,2 right

jhonyy9 (jhonyy9):

and now you can writing for angle y = arcsin 0,2 yes ?

OpenStudy (neonclawzz):

yes okay

OpenStudy (neonclawzz):

i got y=0.20135792 when i soved

jhonyy9 (jhonyy9):

no you get sin(y) = 0,2 from this y = arcsin(0,2) yes ?

OpenStudy (neonclawzz):

oohhh yes.

jhonyy9 (jhonyy9):

so do you understand it now ?

OpenStudy (neonclawzz):

i still dont understand how to get the angle

jhonyy9 (jhonyy9):

why not ? this is the angle measure arcsin(0,2)

OpenStudy (neonclawzz):

but what is the number? what degree?

OpenStudy (neonclawzz):

I need a degree

jhonyy9 (jhonyy9):

yes this i made it now than you googles it so from an arcsin calculator you get arcsin(0,2) = 11,53 degree try it here please http://www.rapidtables.com/calc/math/Arcsin_Calculator.htm

OpenStudy (neonclawzz):

so the degree would be 11.54 rounded?

jhonyy9 (jhonyy9):

yes exactly

OpenStudy (neonclawzz):

Okay thank you so much!

jhonyy9 (jhonyy9):

np was my pleasure hope you understand it all now sure good luck bye bye

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