Answer:

Step-by-step explanation:

since they gave us a value for y in the second equation, we can input it into the first equation. so...


Since x is 8 we can find y by substituting 8 for x

Nevermind I did this wrong, forget that I had a answer.
Answer:
x=3.2
Step-by-step explanation:
Yes the base of a triangle greatly affects the area of the triangle. Half of the base times the height of a triangle equals its area, so therefore the base greatly affects it.<span />
Answer:
To know what the ratio for the cos of theta, we actually have to see the adjacent and hypotenuse values. cos=adjacent/hypotenuse.
Step-by-step explanation: