Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

lilsis76

  • 3 years ago

triangle ABC is a right triangle with angle C=90 deg. AC=3sqrt3 and angle B =30 deg. Find AB and BC. HERE IS WHAT I HAVE :) BC= 6 sqrt3 Angle B=30 deg Angle C= 90 Deg which means angle A= 60 degrees b= 3 sqrt 3 I need help finding BC, I got lost in all my scribbles

  • This Question is Closed
  1. mathteacher1729
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    Here is a quick sketch of your triangle. |dw:1355094411875:dw| I actually did a set of videos about this a while ago... http://www.youtube.com/playlist?list=PL9FE48FF0B7A3E3F4

  2. rorytsm
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    tan(30)=3sqrt(3)/BC BC=3sqrt(3)/tan(30) BC=9

  3. lilsis76
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thank you @mathteacher1729 I will look at your videos. I have been completely lost at times.

  4. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy