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12/8/2020-Angles of Polygons-Day 1

Last updated about 5 years ago

21 questions

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Watch the video inside #1 and answer the accompanying question.  Problems 2 thru 6 use this concept.

Question 1

1.

I watched this video and understand the concept.

true

false

I don't get it

Question 2

2.

Find the sum of INTERIOR angles of a pentagon

Question 3

3.

Find the sum of INTERIOR angles of a rectangle

Question 4

4.

Find the sum of INTERIOR angles of a 13-gon

Question 5

5.

Find the sum of INTERIOR angles of a 11-gon

Question 6

6.

Find the sum of INTERIOR angles of an octagon

Watch the video inside #7 and answer the accompanying question.  Problems 8 thru 10 use this concept.

Question 7

7.

I watched this video and understand the concept.

true

false

I don't get it

Question 8

8.

How many sides does a polygon have if the sum of its INTERIOR angles is 2700?

Question 9

9.

How many sides does a polygon have if the sum of INTERIOR angles is 3780?

Question 10

10.

How many sides does a polygon have if the sum of the INTERIOR angles is 1980?

Watch the video inside #11 and answer the accompanying question.  Problems 12 thru 16 use this concept.

Question 11

11.

I watched this video and understand the concept.

true

false

I don't get it

Question 12

12.

Find x. Round to the tenths place. (remember: find the sum of the interior angles first!) (another hint: type your entire equation into Desmos and it will give you the answer!!)

Question 13

13.

Find x. (remember: find the sum of the interior angles first!) (another hint: type your entire equation into Desmos and it will give you the answer!!)

Question 14

14.

Find x. (remember: find the sum of the interior angles first!) (another hint: type your entire equation into Desmos and it will give you the answer!!)

Question 15

15.

Find x. (remember: find the sum of the interior angles first!) (another hint: type your entire equation into Desmos and it will give you the answer!!)

Question 16

16.

Find x. (remember: find the sum of the interior angles first!) (another hint: type your entire equation into Desmos and it will give you the answer!!)

Watch the video inside #17 and answer the accompanying question.  Problems 18 thru 21 use this concept.

Question 17

17.

I watched this video and understand the concept.

true

false

I don't get it.

Question 18

18.

Find the sum of EXTERIOR angles in a hexagon

Question 19

19.

Find the sum of EXTERIOR angles in a 15-gon

Question 20

20.

Find x. Round to the tenths place.

Question 21

21.

Find x. Round to the tenths place.