If ΔABC ΔDEC, what is m∠D? A. 40° B. 150° C. 60° D. 80°

1 answer:

6 0

I think that the best answer here would be that A = 40 degrees.

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Alexxx [7]

Answer:

$\frac{7}{2}$

Step-by-step explanation:

$\frac{12-3y}{2} + y (\frac{2y-4}{y})$

we substitute the value of "y" in the equation:

$\frac{12-3(3)}{2} + 3 (\frac{2(3)-4}{3})\\\\\frac{12-9}{2} + 3 (\frac{6-4}{3})\\\\\frac{3}{2} + 3 (\frac{2}{3})\\\\\frac{3}{2} + 2\\\\\frac{7}{2}$

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Agata [3.3K]

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Step-by-step explanation:

use pi times radius squared times height, then divide by 3

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Answer:

option c

Step-by-step explanation:

option c is right..

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Answer:

Step-by-step explanation:

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