3 years ago

The Polygon Angle-Sum Theorem states the following: The sum of the measures of the angles of an n-gon is ____.

1 answer:

6 0

A triangle has 3 sides and angle sum of 180 so ( 3 - 2)*180 = 180 so it seems to work.

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suter [353]

Answer:

Step-by-step explanation:

4(0.5x+2.5y-0.7x-1.3y+4)

=2x+10y-2.8x-5.2y+16

=-0.8x+4.8y+16

hope this helps :)

6 0

3 years ago

RUDIKE [14]

Step-by-step explanation:

$\huge{\purple{\underline{\underline{\bf{\pink{Answer}}}}}}$

Firstly we have to take variables to L.H.S and numbers to R.H.S

$13n + 5n = - 8 + 16 \\ 18n = 8 \\ n = \frac{8}{18} \\ n = \frac{4}{9}$

Hope it helps

8 0

3 years ago

Dominik [7]

The second one because domain refers to x, and since at (-3,-4) the point is hollow, the sign should be < without the line under it

5 0

4 years ago

pochemuha

A system of linear equations is a set of two linear equations with two variables.

3 0

3 years ago

slega [8]

Answer:

slope(m)= (9/4) and y intercept =5

Step-by-step explanation:

8 0

3 years ago