Which biconditional is not a good definition?

a whole number is even if and only if it is divisible by 2.

a ray is a bisector of an angle of and only if it splits the angle into two angles.

an angle is straight if and only if it’s measure is 180.

a whole number is odd if and only if the number is not divisible by 2.

A ray is a bisector of an angle of and only if it spilts the angle into two

Step-by-step explanation: Why is this not correct?. This question asks  if it splits into two angels, and that's not right, because "bisect" clearly means spliting the angle into two congruent angles.

(Sandra your answer clerk: Hi Mia, hope this answer helped you! <3)

A ray is a bisector of an angle if and only if it splits the angle into two angles.  

the most boring ever written

step-by-step explanation:

i am writing something. yes, i plan to make it the most boring thing ever written. i go to the store. a car is parked. many cars are parked or moving. some are blue. some are tan. they have windows. in the store, there are items for sale. these include such things as soap, detergent, magazines, and lettuce. you can enhance your life with these products. soap can be used for bathing, be it in a bathtub or in a shower. apply the soap to your body and rinse. detergent is used to wash clothes. place your dirty clothes into a washing machine and add some detergent as directed on the box. select the appropriate settings on your washing machine and you should be ready to begin. magazines are stapled reading material made with glossy paper, and they cover a wide variety of topics, ranging from news and politics to business and stock market information. some magazines are concerned with more recreational topics, like sports card collecting or different kinds of hairstyles. lettuce is a vegetable.