Whoever never ever gives up on what they want to accomplish then answer this question! never give up guys!!

George is 187 cm tall. his son, ralph, is 142 cm tall. who casts the longer shadow. george when the sun is 65° above the horizon, or ralph when the sun is 56° above the horizon? how much longer? (nearest centimeter)

3x + 4y = 5 x- 3y = -7 solve by substitution

Is a square always, sometimes, or never a parallelogram