Question

plz solve it plz plz plz ​

Answer 1

Answer:

15: b

16: b

17: c

18: a

Step-by-step explanation:

I hope it helps you

Answer 2

Answer:

15 sss

16 equal

17 bd

16 6

solution

9root 3 is equal to 3a

then a is equal to 9 root 3 by 3

a is equal to 6cm