For 1 you can use 2 or -4, either one works.
V=B*h
To double the volume , we have to double the height
then V2=B*2h=2*V
The slope is 5/4.
5²+4²=41
√41=6.4
EF=6.4 units.
Answer: (h,k)
Step-by-step explanation: remember that H is your x coordinate and should be the opposite sign of what's in the parenthesis.
Answer:
Part 1) 
Part 2) 
Step-by-step explanation:
Part 1) Find the value of x
we know that
Triangles CDF and FDE are similar
therefore
The ratio of its corresponding sides is proportional and its corresponding angles are congruent
so


Part 2) Find the length of DE

substitute the value of x
