For this you would use Pythagorean theorem (a^2+b^2=c^2) a=15 and c=sqrt 514 plug the numbers in and you’ll be set
For combining like terms: it is 7z
C)
you look at were the graph starts to decrease then look at the X-VALUE not the y-value
the x-val at the start of the decrease is -3 and at the end of it it is 2 therefor -3

x

2
Answer:
Acute
Step-by-step explanation:
This answer is acute because obtuse is arm width a right angle is a straight L a straight angle is just a line and acute angle is a little pinch