△BED below, FC∥ED, BF=6, FE=18, and BC=11. What is the length of BD?

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Asquare parking lot has 6,400 square meters what is the length in meters

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4