2 years ago

Find the sum of the measures of exterior angles, one at each vertex, of an octagon.

Mathematics

2 answers:

Aleksandr [31]2 years ago

4 0

Answer:

C. 1080

Step-by-step explanation:

1) Find the measure of one interior angle

2) From that, find the measure of one exterior angle

3) Multiply that by 8

hjlf2 years ago

3 0

A rule of polygons is that the sum of the exterior angles always equals 360 degrees, but lets prove this for a regular octagon (8-sides). First we must figure out what eachof the interior angles equal. To do this we use the formula: ((n-2)*180)/n where n is the number of sides of the polygon

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Point w id located at (-2,3) on a coordinate plane. Point W is reflected over the x-axis to create point W" is then reflected ov

Anna11 [10]

Answer:

W'' = (2, -3)

Step-by-step explanation:

Reflection over the x-axis negates the y-coordinate and leaves the x-coordinate alone. The W becomes ...

... W' = (-2, -3)

Reflection over the y-axis negates the x-coordinate and leaves the y-coordinate alone. The W' becomes ...

... W'' = (2, -3)

5 0

2 years ago