Muestre, por medio del teorema de Thales, que en cualquier cuadrilátero (polígono de 4 lados) la suma de sus ángulos internos es 360 grados. SUGERENCIA: Parta el cuadrilátero en dos triángulos con un segmento que pasa por dos vértices opuestos.

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

The parabola opens: y=√x-4 (principal square root) up down right left

Agraph of a trapezoid can have diagonals with slopes that are negative reciprocals and two pairs of adjacent sides that are congruent, true or false, and why