In Fig. 6.28, find the value of x and y and then show that AB || CD.​

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)

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?