kristenl kristenl
  • 17-04-2017
  • Mathematics
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Any questions 1-4 please help

Any questions 14 please help class=

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T06great
T06great T06great
  • 19-04-2017
Q3)
set the height of the triangle is x
4^2=2^2+x^2
x^2=16-4
x=√12

the area of triangle
4×√12÷2
=2√12
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