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8int: Geometrical reasoning: 3a-3e

Last updated over 2 years ago

20 questions

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Question 1

1.

What is a polygon?

Question 2

2.

What is a regular polygon?

Question 3

3.

What is the difference between reflection symmetry and rotational symmetry? Please describe an example.

Question 4

4.

What is the order of rotational symmetry of a square?

Question 5

5.

How many lines of symmetry does an equilateral triangle have?

Question 6

6.

An isosceles triangle has rotational symmetry order of 1. Does this shape have rotational symmetry?

Yes

No

Question 7

7.

What do the angles add up to in a quadrilateral?

Question 8

8.

Find the missing angle

Question 9

9.

Find the missing angle

Question 10

10.

Find the missing angle and state what type of triangle it is

Question 11

11.

Find a and b

Question 12

12.

FInd the missing angle and state your reason

Question 13

13.

Find a pair of congruent shapes

Question 14

14.

Name this shape

Question 15

15.

Find angle x

Question 16

16.

From Q15, find angle z

Question 17

17.

Find the lengh X

Question 18

18.

This is a regular decagon. What is angle b?

Question 19

19.

This is a regular octogon. What is the name of angle b?

Question 20

20.

Now calculate angle b from the octogon