Given: 20 question multiple choice test ( A, B, C or D). If you guess on the test, what will be probabilities for 0 correct answers P(0), for 1 correct answer P(1), for 2 correct answers P(2), etc., to P(20).

answer: i think the answer is etheir c or d but i don't know which one but have a good day!

step-by-step explanation:

32/80  

91/140

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

step-by-step explanation:

the correct answer is 1.7

step-by-step explanation:

consider the parallelogram shown in the attached image.

in the parallelogram hijk, the length of hk is given as,

from the properties of parallelogram we know that the opposite sides of a parallelogram are parallel to each other and are equal in measure.

therefore, the length of the side ij must be equal to the length of the side hk and that is .

hence, the expression for the length of ij confirms that hijk is a parallelogram.