Answer:
Acute scalene triangle
Step-by-step explanation:
The triangle is acute because all of the angles are less than 90 degrees.
It is scalene because the 3 sides are all different lengths.
Well, 3^9 is the same thing as
3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3
So 3^9 is equal to 19,683
Its an Integer. Integers include negative numbers, zero and positive numbers :)

Step-by-step explanation:








$1,365 is the answer, (the third choice)