Answer:
A. 2086 yd²
Step-by-step explanation:
SA = 2lw + 2wh + 2lhSA = 2*17*20 + 2*20*19 + 2*17*19SA = 680 + 760 + 646SA = 2086Hope this helps :)
1:5 simplifies
2 are red 10 are black. so it would be 2/10 or 2:10 (both means the same) however if you simplified it, it will be 1:5
x= -5,5 and -3,3
option c is the correct answer