(x+7) (x-7)
Because: the difference of two squares.
Answer:
134.3
Step-by-step explanation:
In a right triangle, look at sides XW and XZ.
You now need to find XW.
In the measure of angle XZY (the one at the top) is 180 - (82 + 67) = 31 degrees.
Using the Law of Sines in triangle XYZ,
Put that into the equation for XW above...
A calculator shows that this is approximately 134.3
Answer:
Step-by-step explanation:
Answer:
$1.80 + (8x$0.10)*4.5 = $5.40
Step-by-step explanation:
$1.80 base cost
$0.10 for an 8th of a mile, thus multiply by 8 = $0.80 per mile
So, $1.80 + (4.5 * $0.8) = $5.40