20. square-10+10=20x2=400m^2
circle- 3.14x10^2=3.14x100=314
400-314=86
86m^2
21.i don't get 21 sorry
Answer:
Step-by-step explain
refer to the figure attached
Answer:
8
Step-by-step explanation:
can i have brainlst
Answer:
3 79/100
Step-by-step explanation:

Answer:
14
Step-by-step explanation:
multiples are the list of number that can be multiplied by a certain number.
list the multiples
make a chart
1 × 7 = 7 (odd)
2 × 7 = 14 (even)
the first even multiple is 14 (2×7)