Let the height of the rectangle = h
2b + 2h = 100
2(38) + 2h = 100
2h = 100 - 76
h = 12mm
area of rectangle = base x height
= 38 x 12
= 456mm²
Answer:

Step-by-step explanation:
We have:



The solution to the system is (90,40)....x = adults and y = child's...so x = 90 (there were 90 adult tickers) and y = 40 (there were 40 child tickets)...u already had the answer right in front of you
Answer:
True
Step-by-step explanation:
-11 is greater than -16
My best guess is a line graph because it shows the consistent numbers and then you can lay them all out after you have completed the graph