a ladder 5m long,leans against a wall at an angle of 70degrees to the ground.

the ladder slips down the wall2m.find the new angle which the ladder makes with the ground
in Trigonometry Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

step 1=find out how hi on wall at start . . . . hite=leng*sine(70 deg)=5*0.93969262=4.698463104 meters . . . nu hite...subtrakt 2...hite=2.698463105 . . . (base av ladder gotta slide awae from wall) . . . nu angel...sine(angel)=2.698463105/5 =0.53969262 . . . nu angel=invers sine(0.53969262)=32.66271666 deg or bout 33 deg
by

Related questions

1 answer
An 8-foot ladder is leaning against a building....
asked Apr 12, 2018 in Calculus Answers by anonymous | 2.6k views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. complete the following. 825 use each digit once .make the two smallest 3 digit numbers and two largest 3-digit number (2)
  4. Solve 15 -1(12÷4+1)? (4)
  5. 8:4(5+2) (3)

Most popular tags

87,542 questions
99,807 answers
2,417 comments
523,548 users