Answer:
38.9?? or 40??
Step-by-step explanation:
you put the base and the height together then multiply it by 2
If in ax^2+bx+c=0 form then
use quadratic formula
x=

or

input and subsitute and that is the answer
Answer:
84
Step-by-step explanation:
4v^2 - m^2
let v=5 and m=-4
4 * (5)^2 - (-4)^2
4* (25) - (16)
100 - 16
84
Answer:
1/36
Step-by-step explanation:
Probability first roll is a 4, 1/6
Probability second roll is a 2, 1/6
1/6x1/6=1/36