Answer:
22= 70
23= 20
Add up the angles you know and subtract/add to figure out what value is missing to make it 180
If you mean how many minutes are in 2.5 hours the answer is 150 minutes sorry if you meant it another way
Answer:
the first function is correct
The Answer would be 9075 you could also just multiply it on the calculater
<span>3a^2+9
Factor out 3
=3(a^2+3)
</span>
