How many faces?
how many vertices?
how many edges?

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

How can you construct perpendicular lines and prove theorems about perpendicular lines

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.