ImPerfectly
ImPerfectly
22-04-2017
Mathematics
contestada
Please help me with this its almost due
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eesha5
eesha5
22-04-2017
so for 1) you need the sine rule.
sin 90/2.6 = sin a/2.2
sin a= sin 90×2.2/2.6
sin a=0.8461538462
a=sin^-1 (ans)
a=don't have my scientific calculator on me so just type that in to a calculator and work it out
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