12 1 5 Acute Name of angle: Reflex angle Measurment of angle: 3060​

Question

12
1
5
Acute
Name of angle: Reflex angle
Measurment of angle: 3060​

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Raelynn 7 hours 2021-11-25T04:41:22+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-11-25T04:42:50+00:00

    Answer:

    12 – 78

    1- 89

    5 – 85

    The interior angle sum is  

    (

    n

    2

    )

    ×

    180

    o

    , where n is the number of interior angles.

    Explanation:

    So triangle  

    (

    3

    2

    )

    ×

    180

    o

    =

    180

    o

    ,

    Quadrangle  

    (

    4

    2

    )

    ×

    180

    o

    =

    360

    o

    ,

    Etc.

    (
    n

    2
    )
    ×
    180
    o
    =
    3060o

    n

    2
    =
    3060
    o
    180
    o
    =
    17

    n
    =
    19

    This is also the number of sides.

    HOPE IT HELPS

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