janisia10
09.03.2021 •
Mathematics
An equation is shown. 21t = 252
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Ответ:
t = 12
Step-by-step explanation:
252 divded by 21 =
Ответ:
X is 3 units.
Step-by-step explanation:
Volume of prism is cross sectional area multiplied by length. So 1/2 ×2× x ×2 into 3x, which is equal to 6x^2. So, 6x^2=54. Therefore, x=3.