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Formulas for FTCE
Math Formulas
Question | Answer |
---|---|
Area of a circle | A=pier^2 |
Measure of an angle of an inscribed circle | =1/2 intercepted arc |
mABC | =3/2(pie) radians |
Measure of a circle | 2(pie) radians |
distance for a point and equation | d=|Ax+By+C|/sqr. rt of A^2 + B^2 |
Area of a sector Central Angle | o=central angle |
Area of a sector | o/2(r^2) or o/360(pie)(r^2) |
Volume of a cone | V=1/3(pie)(r^2)(h) |
Midpoint formula | (X1 + X2 /2 , (Y1 + Y2 /2) |
Ellipse to be a circle | major axis equals minor axix |
minor axis forumla | minor axis= sq.rt (a+b)^2 - f^2 |
major axis formula | major axis = a + b |
equation of a circle | (x-h)^2 + (y-k)^2 = r^2 |