hansen8031
27.05.2021 •
Mathematics
Mindy took a survey of her classmates to find out the type of movie that each student likes best. Mindy decides to expand her survey to another 80 students. Based on the survey, what number of students should Mindy expect to say that they prefer documentaries?
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Ответ:
160
Step-by-step explanation:
Ответ:
86cm³
Step-by-step explanation:
The area of the triangle is 1/2(b)(h)*2. The 1/2 and 2 cancel out as we’re doubling the small triangle to make the big triangle. Then you just multiply it times the length of the prism. So the formula ends up:
2.5*4.3*8=86cm³