Answer:
Inital height is 20
Step-by-step explanation:
h= (-5x-5)(x-4)
h= -5x^2+15x+20
151 notes
$85/1=85 notes
125/5=25 notes
150/10=15 notes
420/20=21 notes
500/100=5 notes
85+25+15+21+5=151 notes total
the answer is : - 1/3 x
......
radius of a circle is half of its diameter