Mathematics, 18.07.2019 00:00 board1692
The area of a circle is 16pi cm2. what is the circle's circumstance? 2pi cm4pi cm8pi cm16pi cm
Answers: 1
. We have the area so we need to use it to solve for the radius which we will then use in the circumference formula. 
. Divide both sides by pi to get 
. Of course the simplification of the left side gives us 
and r = 4. Now fill that in to the circumference formula, which is 
, to get C
which is a circumference of 
Another question on Mathematics
Mathematics, 21.06.2019 19:30
The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units
Answers: 2
Mathematics, 21.06.2019 20:30
Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points
Answers: 1
Mathematics, 22.06.2019 00:50
F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2
Answers: 2
You know the right answer?
The area of a circle is 16pi cm2. what is the circle's circumstance? 2pi cm4pi cm8pi cm16pi cm...
Questions
Mathematics, 18.11.2020 01:00
History, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
Mathematics, 18.11.2020 01:00
History, 18.11.2020 01:00
