evieeee
evieeee evieeee
  • 21-04-2016
  • Mathematics
contestada

How would this be done?? Please help!

Worked explanation please :)

How would this be done Please help Worked explanation please class=

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apologiabiology
apologiabiology apologiabiology
  • 21-04-2016
ok so what is do is
the bottom half is the radius

the top half is a little bit m ore tricky
we can do
18=base
15=sides
makes an equilateral traignel
split it up into
base 18/2=9
hypotonuse 15
height=?
9^2+x^2=15^2
81+x^2=225
x^2=144
x=12

height=12
add

radis=15
height=12
15+12=27
27 cm
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i need help with this please show work if possible.