Answer:
90°
Step-by-step explanation:
right angle - 90°
.....
Answer:
-(5x-21)/6 so d
Step-by-step explanation:
to do inverse functions you want to replace the x in the function with y so x=(21-6y)/5, then solve for y and you will get the answer I got and its d
Answer:
c
Step-by-step explanation:
Answer:
A triangle has sides of lengths 9,7, and 12 is not a right triangle .