Find the areas of figure 1 and 2. (Someone answer quickly please! This test is due today! Anything helps!)

Brainliest goes to person who answers first!!!

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 .

Through non-collinear points there is exactly one plane.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu