The probability p of choosing an object at random from a group of objects is found by the fraction p(event) = number of favorable outcomes total number of outcomes . suppose the angle measures 30°, 60°, 120°, 150° are written on slips of paper. you choose two slips of paper at random. what is the probability that the measures you choose are complementary? the probability of choosing complementary measures is

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point