We are given two bases as 3 and 11
altitude is 8
formula for area of trapezoid is given by

here a and b are two bases and h is height
plugging the given values we get
=56
Area of trapezoid = 56 unit square
Answer:
100,000
Step-by-step explanation:
100,000 x 2 is 200,000
Answer:
700
Step-by-step explanation:
V=a2h
3=102·21
3=700