Asked by connexus student
What happens to the area of a circle when the radius is doubled
Answers
Answered by
Ms. Sue
Let's try it and see.
3.14 * 2^2 = 12.56 square inches
3.14 * 4^2 = ________
3.14 * 2^2 = 12.56 square inches
3.14 * 4^2 = ________
Answered by
henry2,
A1 = pi * r^2.
A2 = pi*(2r)^2 = pi*4r^2.
A2/A1 = pi*4r^2/pi*r^2 = 4.
So the area is 4 times the original value; however, Ms. Sue's method is shorter.
A2 = pi*(2r)^2 = pi*4r^2.
A2/A1 = pi*4r^2/pi*r^2 = 4.
So the area is 4 times the original value; however, Ms. Sue's method is shorter.
Answered by
connexus student
Thank you i was just wondering
Answered by
Sk8ter77
Thxs! I'll see in a moment if your correct! ;)
Dont let me down henry2!
Dont let me down henry2!
Answered by
Lil floof ball cotton UwU
thx henry2
Answered by
Gregory
that does not answer my question
Answered by
Gregory (Conexus student)
What happens to the area when the radius is doubled? Is it doubled, is it tripled, is it quadrupled
Answered by
Helppp
Help it’s the lesson 8 quick check area of a circle and I need help
Answered by
yjghfghghghfbruhanswers!?!?!
what is it?
Answered by
Answers for conexus..
Just took the "quick check" answers:
1. What is the area of the circle? Use 3.14 for (something idk what it is).
12.56mm2
25.12mm2
60.24mm2
502.4mm2
answer for question 1. C
2. Find the area of the circle. Use 3.14 for (that something again) . Round to the nearest unit.
1,017cm2
254cm2
57cm2
28cm2
answer for question 2. B
3. New flowers are being planted in a circular flower bed with a 14-foot diameter. If each flower requires 2 square feet of space, about how many flowers can be planted?
308 flowers
154 flowers
77 flowers
66 flowers
answer for 3. C
4. Find the approximate area of the shaded part of the circle. Use 3.14 for (that thing again!).
62.8cm2
6.28cm2
12.56cm2
125.6cm2
answer for 4. A
5. What happens to the area of a circle when the radius is doubled?
It is doubled.
It is tripled.
It is quadrupled.
answer for 5. C
Please read this !
Just to let you guys know, the date is 3/14/2021 and i really hope you guys have a awesome year..with the things that are going on..and looking up the answers, yes, I know, it isn't a good thing to do.. but I do it too I understand, maybe for some of you guys and girls your parents want your grades to go up, just like mine, so I look up the answer. You should start seeing me more.. just to let you all know my answers are from connexus so if you aren't from connexus im sorry. Have a awesome day!
1. What is the area of the circle? Use 3.14 for (something idk what it is).
12.56mm2
25.12mm2
60.24mm2
502.4mm2
answer for question 1. C
2. Find the area of the circle. Use 3.14 for (that something again) . Round to the nearest unit.
1,017cm2
254cm2
57cm2
28cm2
answer for question 2. B
3. New flowers are being planted in a circular flower bed with a 14-foot diameter. If each flower requires 2 square feet of space, about how many flowers can be planted?
308 flowers
154 flowers
77 flowers
66 flowers
answer for 3. C
4. Find the approximate area of the shaded part of the circle. Use 3.14 for (that thing again!).
62.8cm2
6.28cm2
12.56cm2
125.6cm2
answer for 4. A
5. What happens to the area of a circle when the radius is doubled?
It is doubled.
It is tripled.
It is quadrupled.
answer for 5. C
Please read this !
Just to let you guys know, the date is 3/14/2021 and i really hope you guys have a awesome year..with the things that are going on..and looking up the answers, yes, I know, it isn't a good thing to do.. but I do it too I understand, maybe for some of you guys and girls your parents want your grades to go up, just like mine, so I look up the answer. You should start seeing me more.. just to let you all know my answers are from connexus so if you aren't from connexus im sorry. Have a awesome day!
Answered by
Serenity =^.^=
Number 3 is wrong. It's actually 154.
Answered by
Skylight
@Serenity is wrong bc I listened to her and put B and I got #3 wrong.
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