Answer:
90.8 m
Step-by-step explanation:
Pythagorean Theorem
A²+B²=C²
slant height = C
A = 19.6/2=9.8m
90.9 in to m = 2.3m
9.8²+B²=2.3²
B²=90.9²-2.3² = 8257.52
B= = 90.8
F(3)=2x2-3-5
= 4-3-5
=1-5
=-4
1.5
9/10=a/30. and value of a is 27
