Triangle abc has the vertices a (0,10) b (4,10) c( -2,4). find the orthocenter of abc. a -2,-12 b 2,-12 c 12,-2 d-12,2

The graph of the quadratic function shown on the left is y = –0.7(x + 3)(x – 4). the roots, or zeros, of the function are . determine the solutions to the related equation 0 = –0.7(x + 3)(x – 4). the solutions to the equation are x =

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Polygon abcd is a parallelogram, and m? abc = 127°. the length of is 10 units, and the length of is 5 units. the perimeter of the parallelogram is units, and m? bcd is °