How do you find the absolute value of a positive number ?

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?