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01.02.2021 •
Mathematics
What is 3x × -4x in algebra
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Ответ:
-12
Step-by-step explanation:
3x×-4x
3×-4xto the power 1-1
-12×1
12
plz make me brainliest
Ответ:
Step-by-step explanation:
6. Cross-section is a square.
7. Point and rectangle
8. line segment and rectangle
area of hole = π3.5² = 12.25π ≅ 39 ft²