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pr/ac = ?/cb
pr=6,ac=?, cb=15

If both ? symbols represent the same number (which I will call x) then
6/x = x/15
x^2 = 90
x = 9.4868

i need terms fpor geometric shapes and cant find any anywhere

I need help desperately with geometry. the geometry is Area: Parallelograms, Triangles, and Trapezoids. It's really hard for me. Only if you get the concept. Anyway, Pleaswe help me!!!!!!!!!!

define volumen .define surface area.how i find the surface area of the prism?

what is a plane

AC=12, AB=34,CB=

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