First three. A, b, c.
The triangle is a right triangle.
The triangle is a Pythagorean triple.
The triangles hypotenuse is 39 inches.
Answer: Infinitely many
Step-by-step explanation: 2(x-3)=10x-6-8x
2x-6=10x-6-8x
2x-6=2x-6
D: 17, it is further from the mean than any other number by far.
Answer:
Your answer would be
2(13+9x)
Step-by-step explanation: