19. Which of the following expressions is not equivalent to 2c - 8?* A. -6 + C - 2 + c
B.-2(c + 4)
C. 3 + 9 + 2c - 20
D. 2(c - 4)

b. 24 mm

step-by-step explanation:

use the pythagorean theorem.

a^2 + b^2 = c^2

a^2 + 7^2 = 25^2

a^2 + 49 = 625

a^2 = 576

a = 24

answer: b. 24 mm

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.

25/14 or 1.

step-by-step explanation:

the dots mean that it has infinitely more numbers behind it