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math formulas 2012
my math formulas for the pass test
Question | Answer |
---|---|
area if a rectangle | area is equal to a=l*w |
area of a parallelogram | A=B*H |
volume of a rectangle prism | V=l* W *H |
surface area of a rectangular prism | S.A.= 2lh+2lw +2wh |
area of a triangle | A=(B*H)/2 |
circumference 0f a circle | C=2*pi*r OR C=pi*d |
area of a circle | A=pi*r*r |
area a trapezoid | A=(b1+b2) *h/2 |
pi | =3.14(decimal form)22/7 (fraction form) |