Answer:
12.57
Step-by-step explanation:
the formula for the area of a circle is 
the diameter is 2 times the radius, so dividing it by 2 gives you a radius of 2
substitute the 2 for the r in the formula and solve

4
≈12.57
Answer: rhombus, rectangle, and square — are so-called because they’re special cases of the parallelogram.
Step-by-step explanation:
Answer:
the answer is 10.7
Step-by-step explanation:

that show give you your answer
Answer:
1/6
Step-by-step explanation:
No. Of faces contains 4=1
Total no. Of faces=6
Probablity = favourable no. of outcomes/Total no. of outcomes
PLEASE GIVE BRAINLIEST