Please help ! I’ll mark as brainlist

Step-by-step explanation:

for which number?

8) b              

9) c

10) 6

Step-by-step explanation:

8) 7 × 6 = 42

42 ÷ 2 = 21

9) 12 × 6 = 72                          Give me BRAINLIEST PL

72 ÷ 2 = 36

10) 90 × 2 = 180                 Check: 30 × 6 = 180

180 ÷ 30 = 6                                  180 ÷ 2 = 90

2

step-by-step explanation:

1x2=2

hope this !

-payshence

for any of you who need the translation here it is

step-by-step explanation:

find the angular size of the equatorial radius of the earth, if the horizontal parallax of the sun