dmr200351003
dmr200351003
11-04-2018
Mathematics
contestada
Plz help ASAP
Find the value of m
Respuesta :
calculista
calculista
22-04-2018
we know that
cos 45°=√2/2------> equation 1
in the triangle
cos 45°=m/(9√2)----> equation 2
equals 1 and 2
so
√2/2=m/(9√2)---> 9√2*(√2)=2*m-------> 9*2=2*m-------> m=9
the answer is
m=9 units
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