anonymous
  • anonymous
Can someone help please idk how to do this
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
1 Attachment
anonymous
  • anonymous
are you familiar with pythagorean?
anonymous
  • anonymous
Is that the a^2 +b^2 =c^2 ? if not then I don't think I am

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anonymous
  • anonymous
that's right
anonymous
  • anonymous
So we have 2 triangles to solve for in this problem
anonymous
  • anonymous
Okay how do I do it?
anonymous
  • anonymous
|dw:1433037507610:dw|
anonymous
  • anonymous
find x
anonymous
  • anonymous
4^2 +x^2 =10^2 \[\sqrt{(10+a)(10-a)}\]
anonymous
  • anonymous
right or wrong?
anonymous
  • anonymous
uhhh x^2 = 84 x=sqrt(84)
anonymous
  • anonymous
Ohh my bad... is that all it?
anonymous
  • anonymous
|dw:1433037822243:dw|
anonymous
  • anonymous
Do you remember the formula for the area of a triangle?
anonymous
  • anonymous
A=1/2Base * height
anonymous
  • anonymous
correct. What is the area of that triangle
mathmate
  • mathmate
|dw:1433037922613:dw|
anonymous
  • anonymous
24?
mathmate
  • mathmate
How did you get that?
anonymous
  • anonymous
Can you put it in an equation for me please I messed up
mathmate
  • mathmate
Equation was shown on the drawing! :)
anonymous
  • anonymous
ooh okay so the base it 12 right so 1/2 *12 *4 4 is the height right?
mathmate
  • mathmate
ok, I'll spare you the torture this time. You were right, but I want to check if your are confident of your calculations. Yes, the area is 24... what unit? was my real question.
anonymous
  • anonymous
Ohh u are so silly ahhah the unit is 24yd^2 right
mathmate
  • mathmate
Yes, good work! :)

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