Answer: Roberto has 2 DIMES and 6 NICKELS.
Step-by-step explanation:
<em><u>Equation 1:</u></em> 2 * 10 = 20 cents (Dimes)
<em><u>Equation 2:</u></em> 6 * 5 = 30 cents (Nickels)
<em> </em><u><em>Solution:</em></u><em> </em>30 + 20 = 50 cents
Answer:
19.5959179423
Maybe because the situation changed
3/5
Cos(B) = adjacent/hypotenuse
Cos(B) = 48/80 = 6/10
Cos(B) = 3/5 or 0.6