Math Polygons WA3 Revision

Question 1

How many sides does a quadrilateral have?

Answer 1

4

Question 2

How many sides does a pentagon have?

Answer 2

5

Question 3

How many sides does a hexagon have?

Answer 3

6

Question 4

How many sides does a heptagon have?

Answer 4

7

Question 5

How many sides does an octagon have?

Answer 5

8

Question 6

How many sides does a nonagon have?

Answer 6

9

Question 7

How many sides does a decagon have?

Answer 7

10

Question 8

What is the sum of interior angles in a polygon?

Answer 8

(n-2)*180

Question 9

What is the sum of exterior angles in a polygon?

Answer 9

360

Question 10

What is the formula of each interior angles in a regular polygon?

Answer 10

(n-2)*180 /n

Question 11

What is the formula of each exterior angle in a regular polygon?

Answer 11

360/n

Question 12

Regular polygons have ______ sides

Answer 12

equal

Question 13

<a+<b = 180

Answer 13

supplementary angles

Question 14

<a+<b+<c = 180

Answer 14

adjacent angles on a straight line

Question 15

<a = <b

Answer 15

vertically opposite angles

Question 16

<a+<b+<c+<d+<e = 360

Answer 16

angles at a point

Question 17

Z Rule <a = <b

Answer 17

alternate angles, parallel lines

Question 18

C Rule <a +<b = 180

Answer 18

interior angles, parallel lines

Question 19

F Rule

Answer 19

corresponding angles, lines

Question 20

rhombus

Answer 20

diagonally opposite angles in a rhombus are equal

Question 21

parallelogram

Answer 21

diagonally opposite angles in a parallelogram are equal

Question 22

<a +<b = 90

Answer 22

complementary angles