For trapezoid, the area = (upper base + lower base) * height / 2
So area = (12 + (2*2 + 12) ) *13 / 2 = 182
In order to get an accuarte answer, make sure to divide 1.49 by 3. You'll end up with .50 (rounded). To find out the second unit price make sure to divide .69 by 18. You should end up with .04 (once again, rounded). It is better to buy the second set because it is about .46 cheaper than the first. Hope this helps!
5/8 written as a fraction is .625 or .63
Answer:
17. 9 yd^2
18. 37.5 yd^2 ( I'm not sure it is the right one.)
Step-by-step explanation:
17. 3*3 =9
18. 5*15/2=37.5 yd^2
5 is the side of the pentagon
