Answer:IS B OR D BUT I SAY D
Step-by-step explanation:
Cos(x°) = (√3)/2
cos⁻¹[(√3)/2] = x°, that means x° = 30°
Answer:
nickels=13 and pennies=15
Step-by-step explanation:
0.05n+0.01p=0.80
-0.01(n+p=28)
0.05n+0.01p=0.80
-0.01n-0.01p= -0.28
0.04n=0.52
n=13
p=15