Which best explains whether a triangle with side lengths 5 cm, 13 cm, and 12 cm is a right triangle? the triangle is a right triangle because 52 + 122 = 132. the triangle is not a right triangle because 5 + 13 > 12. the triangle is not a right triangle because 52 + 132 > 122. the triangle is not a right triangle because 5 + 12 > 13.

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

Select the quadratic that has root x = 8 and x = -5

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups