Question

Thank you so much. (20 characters required)

Answer 1

#3.
 √18²-5.7²    Second Choice

#4
l²=5²+4² = 25+16 = = 41
l=√41
l= 6.4

Second Choice

#5 Only A --- First choice

#7 6 ----- Third choice

#8 V= $\pi r^2(h)= \pi 10^2(3) = 314(3)=$942  units³ ---Second choice