Circles
Story Problems
General Algebra
General Math
Random
100
What is the formula for the circumference of a circle?
3.14d or 3.14(2r)
100
-2(x+4)=3(2x-3)
What is 1/8
100
6'1/3'-8'5/7'
What is -_'_/21
200
What is the circumference of a circle in which: 1.5r=6 is true.
25.12 (rounded)
200
To reach the roof of the house, a 35 foot long ladder was used, touching ground 21 feet away from the base of the house. How high up the building would the ladder reach?
What is 28 feet
300
What is pi-37 degrees?
What is 143 degrees
400
What is the circumference of a circle in which its diameter equals the equations' answers: sqrt(x)+2=x
{3.14,12.56}
400
Define cos, sin, and tan
cos=adj/hyp sin=opp/hyp tan=opp/adj
500
Circle O has triangle OPQ within it. Points OP and OQ both represent the radius of circle O. Points PQ measures 50 degrees, and point P measures x degrees. If point O of triangle OPQ represents the radius-point of circle O, What is x?
65 degrees
500
Joe is standing 6 miles from a rocket launchpad. If Joe saw the rocket at a 16 degree angle of elevation, how high was the rocket? Round your answer to the nearest hundreth.
What is 1.72 miles.
500
(x-2/4) + (1/1)= 12/x
What is {-8,6}
500
Simplify 5/(2+sqrt(7))
What is 10-5(sqrt(7))/-3
500
Nucular Physics-Cerenkov Radiation: The mass of an electron rounded to the nearest hundreth is 0.51MeV/c^2 if the refractive index of its medium is 1.4, and the particles kinetic energy equals 0.8MeV's. If these are true, what is the velocity of the particle in medium.
What is 214,137km/s
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