Whats 192030 x 78 a.14978340 b.28282888 c. 2700182 d.2901929

Need solving this second acceleration problem.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?