Answer:
67 mm
Step-by-step explanation:
use area of a trap formula:
b1+b2 /2*h
b1=base
b2=base
h=height
in our case it was, 8.2+5.2/2*10
67
x= negative 90 i think.
Answer:False
Yes, it is. Even 0. 1x0=0
r = -9
the less the negative number is the more it is .
