Ameasurement is given as the length of an onion cell is 0.4mm to the nearest tenth of a millimeter. find the minimum & maximum possible measurements

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

It says factor each expression completely 8y+48