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Mariana [72]
3 years ago
15

Find the mAC . Remember, the total arc sum of a circle is 360 degree.

Mathematics
1 answer:
umka21 [38]3 years ago
6 0

Answer:

120°

Step-by-step explanation:

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Please help!<br><br> Fill in the missing number.
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Answer:

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Step-by-step explanation:

\left[\begin{array}{cc}5&9\\-6&9\end{array}\right] +6\left[\begin{array}{cc}-5&2\\7&8\end{array}\right]

Multiply the second matrix by 6.

\left[\begin{array}{cc}5&9\\-6&9\end{array}\right] +\left[\begin{array}{cc}-30&12\\42&48\end{array}\right]

Add the corresponding cells in each matrix.

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3 0
3 years ago
Make Q the subject of the formula A = Q2 - 2a.
son4ous [18]

Answer:

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Step-by-step explanation:

A = Q^2 -2a

Adding 2a to both sides

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Answer: 30%

Step-by-step explanation:

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