A parallelogram has sides of length 12.7 cm and 17.3 cm. The longer diagonal has length 25.3 cm. Find the angle opposite the longer diagonal.' What is the degree measure of the angle opposite the longer​ diagonal?

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Which expressions are equivalent to -6 + 3m

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor