The answer is C (3rd answer choice) O {-8,8}.
Answer 1 = I believe you are correct cause when doing area , remembering you times the different area of the sides
Answer 2 = I believe the answer is C (2,0009) cause remember adding when doing volume but there are few steps ..
. i have done the work for this and hoping my work helped the answer i got help you! comment below if you need anything , thanks , have a nice day!!
Answer:

Step-by-step explanation:

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<em>Hope this helps! <3</em>

2 tens, and 8 ones. I say this because 20 = 10 + 10 so, two tens. 8= 1+1+1+1+1+1+1+1 so, eight ones.
Answer:
8/15
Step-by-step explanation:
4/5 x 2/3 = 8/15
or
4/5 x 2/3 = 0.5333
hope this helps ^w^