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jaass28
12.12.2019 •
Mathematics
~р —g, which statement is logically equivalent?
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Ответ:
answer:
step-by-step explanation:
hehsbb
Ответ:
9514 1404 393
21 in²
Step-by-step explanation:
The net consists of a square and 4 triangles. The relevant dimensions of each are given, so the appropriate area formulas can be used.
Area of one triangle:
A = 1/2bh
A = 1/2(3 in)(2 in) = 3 in²
Area of the square:
A = s²
A = (3 in)² = 9 in²
__
Total net area (surface area of the pyramid):
square area + 4 × triangle area
9 in² + 4 × 3 in² = 21 in² . . . . surface area