Answer:
17s+20t
Step-by-step explanation:
A=3.14r^2
A=3.14 x 10^2
A=3.14x100
A=314
314cm is your answer
Answer:
see below
Step-by-step explanation:
Each segment in ΔA"B"C" is 3 times the length of the corresponding segment in ΔABC. This is due to the dilation by a scale factor of 3.
Then you have ...

The latter relation matches the second choice.
Answer:
(1+4)*2=10
Step-by-step explanation: