Answer:
D 30 but im not sure i would go with D tho
Step-by-step explanation:
it might also be a but im not sure sorry
<em>See above information</em>
I am joyous to assist you anytime.
I think the 40 30 20 should be going up not down like this 20 30 40
It is c 12/5
hope it helps
w represents width
4w represents length
d represents diagonal
w2 + (4w)2 = d2
w2 + 16w2 = d2
17w2 = d2
±w√17 = d
The diagonal is the width times √17.