Answer:
15 is the area
Step-by-step explanation:
5x+12z Because you take, 3z+9z and that is equivalent to 12z. and then you put the 5x back into the equation so it is 5x+12z
Answer:
44.1 mm^2
Step-by-step explanation:
The formula for a trapezoid is 1/2(b1 + b2)h
A= 1/2(12.5 + 8.5) 4.2
= 1/2x21x4.2
=44.1
Answer:
B
Step-by-step explanation:
it is a rectangle. each opposite sides ARE parallel but not every side is equal like a square so B