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mollietennis
13.03.2020 •
Mathematics
What is the surface area of the regular pyramid given below?
O A. 140 units
O B. 280 units2
O C. 189 units2
O D. 329 units
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Ответ:
Step-by-step explanation:
= 7 * (-4)
= 7 * -4
= - 28
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