Can Someone Please Help Me With This Trig Problem Step By Step

lacticacid | 15:54 Thu 30th Apr 2015 | Jobs & Education

27 Answers

A 15 foot ladder is leaning against the side of a house so that the distance on the ground between the base of the ladder and the house is 7 feet.

What is the angle at the base of the ladder is making with the ground?

Write your answer in a complete sentence in terms of this problem and round your answer to two decimal places.

Roots Of Equation

Help To Find The Measure Of Angle A And Initial Equation To Set Up Unknown. Please

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Peter Pedant

Best Answer

first of all try to stay awake in class... draw a diagram - on paper and not in your mind Label the distances label the angles as needed - greek ones usually alpha beta or theta there is a trig function ( which is what you are doing in class ) for which the ratio is 7/15 try to decide what it is ( choices - sin, cos, tan to start with ) yes there is no sin on this thread - the...

16:15 Thu 30th Apr 2015

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Peter Pedant

cos 60 = 0.5

its a 1,2 root 3 triangle which we kinda all missed

Prudie

Are you on the right thread? what's a 1,2 root 3 triangle? 1,2 root 5 maybe but not this one

jomifl

what kind of house is it?

Prudie

Judging by some answers it's the leaning tower of Pisa

Ellipsis

Signs of happiness come after having tankards of ale ...

askyourgran

Lol prudie! I am totally in awe of you people, maths is my weakest point and I am envious of people who can work things out as you have done.

I'm with Sandyroe at 17.26 - and a man standing at the bottom of the ladder to hold it.

Hope that was helpful lacticacid.

Ellipsis

Just in case my mnemonic did not ring a bell ...

Signs Of Happiness : Sine = Opposite / Hypotenuse
Come After Having: Cosine = Adjacent / Hypotenuse
Tankards Of Ale: Tangent = Opposite / Adjacent

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