Which of the following correctly describes a concave polygon?

1 answer:

7 0

The answer to this one is A

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serious [3.7K]

What is the equation?

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2 years ago

Elenna [48]

Answer:

${ \bf{ \bar {MN}} \: means \: length \: between \: M \: and \: N}$

MN means line joining point M to point N.

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3 years ago

DaniilM [7]

the answer should be 320.4

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3 years ago

Tomtit [17]

Answer:

Verified

Step-by-step explanation:

Use $\tan{x}=\frac{\sin{x}}{\cos{x}}$ , $\sin^2{x}+\cos^2{x}=1$ and $\sec{x}=\frac{1}{\cos{x}}$

LHS= $\tan^2{x}+1=\frac{\sin^2{x}}{\cos^2{x}} + 1=\frac{\sin^2{x}+\cos^2{x}}{\cos^2{x}}=\frac{1}{\cos^2{x}}=\sec^2{x}$ =RHS

5 0

2 years ago

Leokris [45]

-41.

Explanation and show work:

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3 years ago