Help please this is due Monday.

1.) Area=30 cm^2.  2.) Area=75 in^2.  3.) Area=1400 m^2. 4.) Area≈3.68 cm^2.

5.) Area=77 ft^2. 6.) Area≈5.38 m^2.   7.) Area=80 in^2.  8.) Area=24.5 m^2.

9.) Area=1250 cm^2. 10.) Area =105 cm^2. 11.) Area=60 cm^2.  12.) Area= 120 cm ^2.

Step-by-step explanation: I used the trapezoid area with this formula A=a+b /2(h)

and for the rectangle i used the formula A=LW hope all this works and the ^2 means hope all this helps i was glad to help please give brainliest!

14.3

step-by-step explanation:

add all the numbers together.

9 + 12 + 15 + 16 + 17 + 17 = 86

now, divide 86 by how many numbers we have: 6.

86 / 6 = 14.3