Answer:
An even number
Step-by-step explanation:
Integers which are multiples of 2, are even numbers.
Integers which aren't multiples of 2, are odd numbers.
As integers can be positive and negative both, odd and even numbers also can be positive and negative.
Answer:
seven hundred and twenty nine
You can use trigonometry specially the cos rule in this case. I can’t send the other pictures. But using the cos rule you can check whether the angle is 90
uh i did this wrong so uh just ignore what i said