Answer:
15
Step-by-step explanation:
2r=d
r= radius
d=diameter
diameter :30
2r=30
r=30÷2
= 15
Answer:
I remember learning this but not all that clear cuz I made little pictures in every box but wouldn't the answer be $8 cuz 2$×4
Answer:
top is independent, bottom is dependent
Step-by-step explanation:
top has only 1 answer, bottom has infinite answers
Answer:
2.85
Step-by-step explanation:
2x+20=25.7
2x+20-20=25.7-20
2x=5.7
2x/2=5.7/2
x=2.85
