Answer: C. f(x)=x^2+16x+63
Step-by-step explanation:
Vertex=(8,-1)
Focus=(8,-3/4)
Axis of Symmertry= x=8
Directrix= y=-5/4
I hope this helps you!
It's a parallelogram so if one angle is 90 degrees they all will be because of transverse angles and all that good stuff.
So we're given the diagonal of a rectangle and one side and we're asked to find the other. The diagonal of a rectangle is the hypotenuse of the right triangle whose legs are the sides of the rectangle. So this is a Pythagorean Theorem question in disguise:




Answer: 140 cm
I don't recall seeing this Pythagorean Triple before.
Answer:
72km
Step-by-step explanation:
10 miles =16km
45milrs=x km
xkm= 16*45/10
=72km
Multiples of 50 are 3000, 450, 50, and 500 and the rest are not multiples of 50