A - area of a trapezoid;
a, b - two bases.
A = h * ( a + b ) / 2 / * 2 ( we have to multiply both sides by 2 )
2 A = h *( a + b )
2 A = h a + h b
h b = 2 A - h a
b = ( 2 A - h a ) / h
b = 2 A/h - a
Answer: D )
Answer:
correct
Step-by-step explanation:
x means up and down and it is at -3
y means side to side and it is at -7
Where the heck did x come from!
Is there a question that goes with this command?
