Answer:
You can look at the slope and plane.If the slope is the same, the y-intercept is different and both lines are found in the same plane; they are parrallel to each other. This is a way to be certain since there is proof behind it as a Parallel line definition.
Answer:
a=–2, 3
Step-by-step explanation:
r(a)=20
a²–a+14=20===> a²–a–6=0===> (a–3)(a+2)
Answer:
Sector
Step-by-step explanation:
A sector of a circle is the portion of cirlcle enclosed by two radii and arc.
After 7 hours the studios will cost the same