Mathematics, 14.07.2020 01:01 kaylanweston
The ratio of the lengths of the sides of △ABC is 3:6:7. M, N, and K are the midpoints of the sides. Perimeter of △MNK equals 7.4 in. Find the lengths of the sides of △ABC.
Answers: 3
Mathematics, 22.06.2019 04:20
1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?
Answers: 3
The ratio of the lengths of the sides of △ABC is 3:6:7. M, N, and K are the midpoints of the sides....
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