The whole number 23 is an example of a prime or composite number.

Step-by-step explanation:

Hey there!

23 is a prime number.

Reason:

Prime number are those numbers which are divisible by 1 and itself.

Example: 5 is divisible by 1 and 5 only. so, it is a prime number.

Composite numbers are those numbers which are divisible by more number.

Example: 6 is divisible by 1,2,3,6 so, it is a composite number as it is divisible by others number expect 1 and itself.

Hope it helps...

hi friend

here is your answer

there are two angles that are alternate interior angle with angle 9

the angle 15 and angle 7 are alternate interior angle with angle 9.

hope it is for you so mark my answer as a brainliest