Cameron works as a salesperson at an electronics store and sells phones and phone accessories. cameron earns a $11 commission for every phone he sells and a $2.50 commission for every accessory he sells. on a given day, cameron made a total of $361 in commission from selling a total of 56 phones and accessories. determine the number of phones sold and the number of accessories sold.

answer: option a.

step-by-step explanation:

you know that the quadrilateral opqr ( a four sided figure) is inscribed in circle. this means that all its vertices are on the circle.

then, by definition, the opposite angles of the quadrilateral are supplementary, this means that the sum of their measures is 180 degrees.

you can observe in the figure that the angles ∠opq   and the angle ∠orq   are opposite, therefore:

then, can be used to d to calculate the measure of ∠opq

it is a secret for it not to be compromised sorry

step-by-step explanation:

umm you say your want to . but you do know that this is the mathematics.  

o~o