#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=

942 units³ ---Second choice
Hiiii have a great day BE and u add 33o
Answer:
the statement which is not true is
~All Irrational Numbers are real Numbers
35 : 10 = 7*5 : 2*5 = 7 : 2
Thus 35 : 10 = 7 : 2;
but 35:10 ≠ 7:5
42.56 hope I helped :)
x10
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425.6