Area of a Sector and Arc Length

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  • Опубликовано: 6 сен 2024
  • How to find the area of a sector and arc length.

Комментарии • 70

  • @iqra8124
    @iqra8124 5 лет назад +58

    Your so helpful I literally have my end of year exams coming up and I'm so glad I pressed this video thank youuu

  • @gOLden3210
    @gOLden3210 8 лет назад +39

    You're awesome. These video's helped me help my niece do her homework.

    • @mathwithmrbarnes
      @mathwithmrbarnes  8 лет назад +6

      +Crystal Pritchett Thanks :-)

    • @WanoFax
      @WanoFax 6 лет назад +3

      nice guy if your learning this just for your niece but shouldnt you show her these videos aswell/instead

    • @barbzbitch2764
      @barbzbitch2764 3 года назад +2

      @@WanoFax y do u care

    • @MohammedAlBaraka
      @MohammedAlBaraka 3 года назад +2

      @@WanoFax they probably watched it together

    • @latanapaltoo4996
      @latanapaltoo4996 2 года назад +1

      😂

  • @SportLairVids
    @SportLairVids 2 года назад +3

    super helpful video, thank you! I am just now starting to put in the effort in my trigonometry class and I truly believe with hard work and a lot of youtube videos I will be able to get an A

  • @NicoleTopics
    @NicoleTopics 4 года назад +7

    thanks so much for this video, I was so lost until I watched this. Everything finally clicks XD

  • @artchems438
    @artchems438 3 года назад +2

    In 3:26 you could've use 22/7 since the radius is 7

  • @unokhaisereludo9625
    @unokhaisereludo9625 2 года назад

    dude you sound like a college kid who is always drunk, but really good at math..... you the man

  • @yungpierre6342
    @yungpierre6342 3 года назад +3

    I have my maths exam tomorrow and this helped ty

  • @thatwassteve9749
    @thatwassteve9749 3 года назад +1

    I have a finals tomorrow thanks for the help u literally saved me

  • @fahadking2442
    @fahadking2442 7 лет назад +10

    Thanks man video was really helpful will be sure to recommend !!

  • @biggyk87
    @biggyk87 4 года назад +4

    thanks for the video very helpful. I hope you learned how to adjust your mic levels by now :)

  • @lucyross1617
    @lucyross1617 3 года назад +6

    Thank you, this was so helpful

  • @siyarkurt6178
    @siyarkurt6178 6 лет назад +10

    Really useful, thanks!

  • @noahmcd3134
    @noahmcd3134 6 лет назад +4

    Why would you use the arc length in please of the area for that last question?

  • @Surpz
    @Surpz 3 года назад +2

    Helped alot

  • @haydenfoley6102
    @haydenfoley6102 4 года назад +2

    how do you solve it if its 1/4 of a circle and the radius is 7?

  • @headlesshunter8435
    @headlesshunter8435 3 года назад +1

    Isnt it 1/2*pir^2 ? Thats how my trig teacher is having us do it. Then answering in radians and converting that to a number

  • @christianstar149
    @christianstar149 4 года назад +1

    Thank you so much really help

  • @rabnawazbhatti6277
    @rabnawazbhatti6277 4 года назад +1

    you're Canadian?

  • @ajteamambition6354
    @ajteamambition6354 11 лет назад +4

    how do you get the 100.48cm square in that first maths???

  • @muhammadhayyan4013
    @muhammadhayyan4013 7 лет назад +1

    Can u help me with this question
    A wheel of radius 10cm is turning at a rate of 5 revolution per minute calculate the angle through which the wheel turns in 1 second

  • @carolynrobinson7506
    @carolynrobinson7506 7 лет назад +2

    Great video thanks

  • @paisakid5023
    @paisakid5023 3 года назад +1

    I have a question on the last problem where did you got 20 cm from 🤔

  • @harshdhumal7413
    @harshdhumal7413 4 года назад +1

    Hey , thanks allot 🙏🙏

  • @bawongelabbo3231
    @bawongelabbo3231 7 лет назад +3

    What calculator did you use

    • @mathwithmrbarnes
      @mathwithmrbarnes  7 лет назад

      I either used a TI-83+ or a Casio Fx-300es. This Casio is the best bang for the buck for a calc.

    • @bawongelabbo3231
      @bawongelabbo3231 7 лет назад +1

      Thanks you very much man.

    • @Mound-Makers
      @Mound-Makers 6 лет назад

      mathwithmrbarnes use the pie key on your calc its better than 3.14 and gives you the correct answer: 100.53 cm2

  • @aliceoppong562
    @aliceoppong562 2 года назад

    How did you get the 50/0.427

  • @snorefly
    @snorefly 4 года назад +1

    Thank you!,,

  • @arevalojohnpaul8322
    @arevalojohnpaul8322 4 года назад +1

    What is the 3.14

  • @drharp7341
    @drharp7341 7 лет назад +2

    Why do you use 20cm arc length in the last part?

    • @shailrehan935
      @shailrehan935 4 года назад

      he does that because a value was supposed to already be given to the arc length but he forgot to write it before the video so he wrote a random value

  • @games2go479
    @games2go479 8 лет назад +3

    Awsome

  • @sohelsiddique828
    @sohelsiddique828 3 года назад

    Hi how you solve arc leanth if only R 7. Degree unknown?

  • @kaitohigashi7576
    @kaitohigashi7576 8 лет назад +7

    the answer for the last question should be in cm

    • @mathwithmrbarnes
      @mathwithmrbarnes  8 лет назад +3

      +Kaito Higashi thanks bud! Will fix!

    • @spacey3112
      @spacey3112 5 лет назад +1

      @@mathwithmrbarnes hmmm you replied to a comment several years from the time you published this video WILL YOU REPLY TO THIS ONE?

    • @MWADx
      @MWADx 5 лет назад

      @@spacey3112 no

    • @spacey3112
      @spacey3112 5 лет назад

      @@MWADx welp

    • @huda7595
      @huda7595 5 лет назад

      Tobirama Senju 😂😂😂😂

  • @jondouglas5692
    @jondouglas5692 7 лет назад +2

    thanks man youre a lifesaver

  • @-MIRORIM-
    @-MIRORIM- 4 года назад +4

    fix your mic

  • @ssajjala1
    @ssajjala1 4 года назад +2

    thankkkks

  • @queen_of_dramas5222
    @queen_of_dramas5222 3 года назад

    Thank you sir

  • @lynelllloyd5574
    @lynelllloyd5574 6 лет назад +1

    what if the lengths of both sides were given

  • @tzzxzz5379
    @tzzxzz5379 2 года назад

    How about without it telling you the angle

  • @davidstump8139
    @davidstump8139 4 года назад

    for the act

  • @renieldean1656
    @renieldean1656 7 лет назад +1

    hi sir can you help me with a trigonometric problem ?
    can you send me your email so that i can message you

  • @khuhtoo5223
    @khuhtoo5223 4 года назад +2

    errrrr

  • @1Medic_
    @1Medic_ 2 года назад

    Pov:Every thing here is wrong 😤