Find the side lengths for a unit right triangle similar to a right triangle with the given side lengths.7, 7
, 14
A. 
, 
, 1
B. 
, 
, 1
C. 
, 
, 1
D. 
, 
, 1
Answer: D
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Solve the problem.A 41-inch-square TV is on sale at the local electronics store. If 41 inches is the measure of the diagonal of the screen, use the Pythagorean theorem to find the length of the side of the screen.
A. 
in.
B. 
in.
C. 
in.
D. 
in.
State whether the vectors are parallel, orthogonal, or neither.v = i + 
j,
w = i - 2j
A. Parallel B. Orthogonal C. Neither
Solve the problem.Each gallon of shingle stain covers 120 square feet. How many gallons are needed to cover 840 square feet?
A. 8 gallons B. 5 gallons C. 7 gallons D. 6 gallons
Solve the problem.A 3-oz serving of roasted, skinless chicken breast contains 140 calories, 27 grams of protein, and 3 grams of fat. A broccoli spear contains 50 calories, 5 grams of protein, and 1 gram of fat. A cup of whole milk contains 150 calories, 8 grams of protein, and 8 grams of fat. The amount of calories, protein, and fat in one serving of chicken breast can be represented by the matrix 
. Find the matrices B and M for the amounts of calories, protein, and fat in a broccoli spear and a cup of whole milk, respectively, and write the matrix 
which
represents the calories, protein, and fat in 3 servings of chicken, 3 servings of broccoli, and 2 cups of whole milk.
A. 
B. 
C. 
D. 