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Pepsi [2]
4 years ago
6

Select which type of polygon this figure is, and find the measures of the indicated interior and exterior angles.

Mathematics
2 answers:
Stella [2.4K]4 years ago
5 0

d. regular decagon; interior: 144; exterior: 36

HOPE THIS WILL HELP YOU

choli [55]4 years ago
3 0

Answer:

Answer: D

Step-by-step explanation:

It has 10 sides. It is a decagon.

The value of the interior angles (total when all are added together) is

(n - 2)*180

(10 - 2)* 180

8 * 180 = 1440

But a regular decagon has 10 angles (as well as 10 sides).

1440/10 = 144

So each interior angle is 144 degrees.

The exterior angles are the supplement of the interior angles. (They also must add to 360 no matter how many interior angles there are).

144 + x = 180

x = 180-144

x = 36 degrees.

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NEED HELP PLEASE IM BEGGING YOU !!!!
Viefleur [7K]

Answer:

I think that it is c or a

Step-by-step explanation:

i have no explanation i just think that it is c or a

3 0
3 years ago
(2x+5y-z)+(-6x-4y+7z)
11111nata11111 [884]

Answer:

-4x + y + 6z

Step-by-step explanation:

2x + 5y - z + (-6x - 4y + 7z) < distribute positive 1 to (-6x - 4y + 7z)

2x + 5y - z - 6x - 4y + 7z < combine like terms to get the answer

2x - 6x = -4x

5y - 4y = y

-z + 7z = 6z

our new expression is:

-4x + y + 6z we cannot simplify this any further, so this is our answer

8 0
3 years ago
Can someone lowkey do this for me lolz
Naddik [55]

Answer:

2x + 6y + 9

A= 2. B= 6. C= 9

Step-by-step explanation:

I think sorry if I did this wrong

8 0
3 years ago
Maya reads that 0.63 of Oak School is female and 0.47 of Elm School is female. She says that Oak School must have more females.
-BARSIC- [3]

Answer:

No not correct

Step-by-step explanation:

We are given information that Maya came to know that 0.63 pf Pal school is female and 0.47 of Elm school is female.

Without knowing the total number of students in each school, we cannot conclude that 0.63 is greater than 0.47

For example, say number of students in Oak school be 100, and in Elm school be 200

Females in Oak school = 0.63(100) =63

Females in Elm school = 0.47(200) = 94

We find that there are more females in Elm school

So with the information given, we cannot conclude she is correct , there are chances for her being wrong also.

4 0
3 years ago
Pls help due soon I’ll be giving brainliest :))
Arada [10]

Answer:

im pretty sure first question is 28.6 seconds

and second one is 276 total pounds

Step-by-step explanation:

The first one is 86 divided by 3 = 28.6 seconds

the second one is 23 x 12 = 276 pounds

8 0
3 years ago
Read 2 more answers
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