That is going to be a looong answer...

and done
Answer:
≈
528cm
Step-by-step explanation:
The formula is pi multiplied by the diameter. So you multiply the radius (84) by two times. Next, you multiply 22/7 by the diameter and you will received 528cm. I hope this answers your question.
For number one the second card must be positive or he would have to put it back if its negative for number 2 the card must be 3 4 5 because negative 2 plus 3 is 1 which is positive and negative 2 plus 4 and 5 would allow her to keep her cards. for the third one danny could have pulled a negaitive 1 2 3 4 and 5. oh dude i forgot to put decimals but still the same thing
There are seven days in the week. Out of those seven days, five are weekdays and two are weekends. The probability of the summer solstice occurring on a weekday is a ratio for the # of weekdays/the # of days in a week: 5/7.
Answer:

Step-by-step explanation:
40ab is 40 multiplied by a multiplied by b