Answer:
it is number 3 (-1/5)
Step-by-step explanation:
Answer:
4m
Step-by-step explanation:
b...............................................................................
Answer:
21.2 or 15 sqrt of 2 (PETHAGOREOM theorem)
Step-by-step explanation:
a^2+b^2=c^2
20^2+5^2=C^2
400+25=C^2
450=C^2
sqrt 450=
15 sqrt of 2 or 21.2
