Solve.A square sheet of posterboard has an area of 256 square centimeters. What is the length of each side?
A. 8 cm
B. 128 cm
C. 32 cm
D. 16 cm
Answer: D
Mathematics
You might also like to view...
Determine the measure of the interior angle at vertex A.
A. 50 B. 150 C. 200 D. 280
Mathematics
State the phrase as a mathematical expression. Use x to represent the variable.The difference between twelve times a number and twelve
A. 12 - x + 12 B. 12 - 12x C. 12 + 12x D. 12x - 12
Mathematics
Solve the inequality. Other than ?, graph the solution set on a number line.21x - 18 > 3(6x - 4)
A. (-?, 2]
B. [2, ?)
C. (-?, 2)
D. (2, ?)
Mathematics
Using synthetic division, determine whether the numbers are zeros of the polynomial.2i, -i, -3; f(x) = x3 + 3x2 + x + 3
A. No; no; yes B. Yes; yes; no C. No; yes; yes D. No; no; no
Mathematics