h=17, b=9 and B=11
a=1/2(b+B)h
find the value of A given that
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OpenStudy (kayders1997):
Plug in the given values
hartnn (hartnn):
so where are you stuck at?
hartnn (hartnn):
9 + 11 ?
or the division by 2?
OpenStudy (mathmale):
Your post, "
54
pphalke
h=17, b=9 and B=11
a=1/2(b+B)h
find the value of A given that
would be a lot clearer if you could provide any illustration that came with these equations. What do all these variables represent? h, b, B, a, h, A
Directrix (directrix):
A=1/2(b+B)*h appears to be a formula for finding the area of a trapezoid.
A=1/2*(9+11)*17
@pphalke
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OpenStudy (pphalke):
i did that nbut now what
Directrix (directrix):
9+11= ?
Directrix (directrix):
@pphalke ^^^
OpenStudy (pphalke):
20 @direct x
Directrix (directrix):
Good.
1/2 of 20 = ?
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OpenStudy (pphalke):
I don't know
Directrix (directrix):
Type this in the Google search box and click return. The Google calculator will pop up with the answer.
1/2 of 20 =
OpenStudy (pphalke):
10
OpenStudy (pphalke):
@directx?
OpenStudy (pphalke):
@Directrix does that mean 10 is the answer?
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Directrix (directrix):
Almost. One more calculation to get it.
Directrix (directrix):
10 *17 =
OpenStudy (pphalke):
whats that
OpenStudy (pphalke):
170
Directrix (directrix):
10 times 17 =
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OpenStudy (pphalke):
its 170 10*17
Directrix (directrix):
I put the formula parts back together so that you can see the total formula worked out.
A=1/2*(9+11)*17
A = 1/2 * (20)*17
A = 10 * 17
A = 170 -->