11. angles r and v are supplementary. if angle r measures 67, what is the measure of angle v?

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?