Find the value of c such that y= x + c is a tangent to the parabola y = x squared - x - 12

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent