Answer:
4.R=16
D=16+16=32
C=

C=32π
then do the same thing for other problem
Answer:
3.2
Step-by-step explanation:
Answer:
The equations that represent the situation are:
2y+x=5
5x-y=3
The circumference of the blue circle is about: 20 cm
The circumference of the orange circle is about: 10 cm
Answer:
No
Step-by-step explanation:
negative numbers work the opposite of how positive numbers work. Think about it like this. -12 is 12 units less than 0 and -12.5 is 12.5 units less than 0 which means that -12.5 is less than -12