Answer:
Answer is B The stone age came after the Paleolithic period
Step-by-step explanation:
Using tan ( opp / adj )
2nd tan = 13 / 6
x = 65.22
to the nearest degree, it would be 65°.
Solve the literal equation 2xy - xz = 4 for x
x = 4/(2y-z)
y =/ z/2
a has a positive vaule because of the negitive