Ms. wong is redecorating her office. She has choices of 5 colours of carpet and 3 styles of furniture. How many possible ways can she choose a colour of carpet and style of furniture

15

Step-by-step explanation:

5 colors x 3 furniture = 15

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

can you make your screen more see able?

then i might be able to .