によって Jessica Winden 11年前.
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Sphere
V=4/3pir^3
SA=4pir^2
Right Circular Cones
V=1/3Bh; B is the same as pir^2
SA=pir^2+pirs
Right Regular Pyramid
V=1/3Bh
SA=B+1/2ps Slant height can be calculated with Pythagorean Theorem if it is not known
Right Cylinder
Right Prism
V=Bh
SA=2B+ph
Pythagorean Theorem
If a right triangle has legs of length a and b and its hypotenuse has length c, then a²+b²=c²
C is always the longest leg
With Pythagorean Theorem you can find out the length of any side of a right triangle as long as you know the other two sides.