Mathematics, 27.12.2019 19:31 barkonatree
7. the hypotenuse of a right triangle is 26 feet long. one leg of the triangle is 14 feet longer than the other leg. find the lengths of the legs of the triangle.
a. leg = 15 feet, leg = 29 feet
b. leg = 5 feet, leg = 19 feet
c. leg = 10 feet, leg = 24 feet
d. leg = 11 feet, leg = 25 feet
13. use the discriminant to determine how many real number solutions exist for the quadratic equation –4j2 + 3j – 28 = 0.
a. 2
b. 3
c. 0
d. 1
15. the length of a rectangle is 2 meters more than its width. the area of the rectangle is 80 square meters. what is the length and width of the rectangle?
a. length = 20 meters, width = 4 meters
b. length = 10 meters, width = 8 meters
c. length = 14 meters, width = 12 meters
d. length = 8 meters, width = 6 meters
19. the width of a rectangle is 3 inches less than its length. the area of the rectangle is 340 square inches. what are the length and width of the rectangle?
a. length = 20 inches, width = 17 inches
b. length = 17 inches, width = 14 inches
c. length = 34 inches, width = 10 inches
d. length = 10 inches, width = 7 inches
Answers: 1
Mathematics, 21.06.2019 21:40
In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.
Answers: 3
Mathematics, 21.06.2019 23:00
Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x
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Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7
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Mathematics, 22.06.2019 00:00
Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.
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7. the hypotenuse of a right triangle is 26 feet long. one leg of the triangle is 14 feet longer tha...
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