Answer:
5/16 i think
Step-by-step explanation:
Step-by-step explanation:
Area of trapezium=(b1+b2)*h/2 ( as given in figure)
b1=30in.
b2=36in.
h=20in.
Area=(30+36)*20/2
=660inches²
X^2-48 can be viewed as a difference of squares which would factor to:
(x+√48)(x-√48)
So b=√48