What equivalent ratios are less but equivalent to 40:20? i already have 2:1 and 20:10 and 4:2 and 8:4

5:1

Step-by-step explanation:

You would divide 40:20 by 10 on both sides and it would be 10:2. You divide again by 2, to get 5:1.

10:5

12:6

14:7

16:8

18:9

22:11

24:12

26:13

28:14

30:15

32:16

34:17

36:18

38:19

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true