Find the lateral area for the regular pyramid.
the lateral area for the regular pyramid.

the lateral area for the regular pyramid.
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Question

Find the lateral area for the regular pyramid.
the lateral area for the regular pyramid.

the lateral area for the regular pyramid.
http://media01.switchedononline.com/a_matgeo_2010/7/groupi76.gif

pfenn1 · Answer

I assume by lateral area that you are looking for the areas of the pyramid without it's base.  You need to calculate the area of the three sides and add them up.

pfenn1 · Answer

|dw:1339200108190:dw|Can you calculate x?

anonymous · Answer

i am not sure exactly

anonymous · Answer

would it be 6

anonymous · Answer

6 square root of 3

pfenn1 · Answer

Using the Pythagorean theorem, $$10^2=6^2+x^2$$Solve for x.

anonymous · Answer

okay so it would be 100 = 36 plus what

pfenn1 · Answer

Rearranging the equation$$100-36=x^2$$$$x^2=64$$x=8

pfenn1 · Answer

Now, you use the equation for the area of a triangle$$A=\frac 12bh$$ where b is the base length and h is the height

pfenn1 · Answer

A times 3 because there are 3 triangles.

anonymous · Answer

mine is all 4's like that