arithmetic
geometry
addition
multiply
Gemdas
100

100000+ 8236123

8336123

100

how many angles does a square have

4


100

70+90

160

100

7x4

28

100

(7+9x1)

16

200

7600x9000

68400000

200

how many angles does a rectangle have

4 angles

200

999+770

1769

200

9x7

63

200

(9+5x2)

19

300

(78+99x2)

276

300

how many does a octagon have

8

300

82344+90300

172644

300

9x9

81

300

(5+9x4)

41

400

(7+9x2)

25

400

how many angles does a circle have

0

400

1223333+9123222

10346555

400

20x7

350

400

(6+9x7)

69

500

(8-6x2)+2

-2

500

how many angles are there in a triangle in all

180

500

1237471666+91238124

1328709790

500

350x90

31500

500

(9+9x6)+42

105