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Nitella [24]
2 years ago
7

Below are two regular polygons. Calculate the value of angle a.​

Mathematics
1 answer:
kodGreya [7K]2 years ago
7 0
There’s no attachment
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Need the answers for 4-8
Fed [463]

Answer:

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6 0
3 years ago
What is the sum of 1/4 and 1/5?
krok68 [10]
To add them, you first need a common denominator.
So multiply <span> 1/4 by 5/5 and 1/5 by 4/4 first. 

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3 0
3 years ago
Determine whether the figure has point symmetry, line symmetry, both or neither
telo118 [61]

Answer:

Line symmetry

Step-by-step explanation:

If you drew a straight line across the figure horizontally, you would see that both halves are symmetrical.

7 0
3 years ago
Decide which chi-square test (goodness-of fit, homogeneity, or independence) would be most appropriate for the given situation.
sasho [114]

Answer:

C. Test for Goodness-of-fit.

Step-by-step explanation:

C. Test for Goodness-of-fit would be most appropriate for the given situation.

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B. Test for Independence.

The chi square  is used to test the hypothesis about the independence of two variables each of which is classified into number of attributes. They are not classified into attributes.

C. Test for Goodness-of-fit.

The chi square test is applicable when the cell probabilities depend upon unknown parameters provided that the unknown parameters are replaced with  their estimates and provided that one degree of freedom is deducted for each parameter estimated.

4 0
3 years ago
Please help with this math question
blagie [28]

Answer:

Mirandah added 5x and 9y, which she shouldn't do because one is y and the other is x, meaning they don't match.

There is no simplifying the equation. It should stay 5x + 9y - 4

If wrong, I apologize, but this should be correct.

8 0
3 years ago
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