Prove that the two circles shown below are similar.

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0