Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,062

if

then, find the value of

.friendship is tan 90°.

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**bob bundy****Moderator**- Registered: 2010-06-20
- Posts: 7,613

hi

So

Note that 24 and 7 are the smaller two of a Pythagorean triple (like 3,4,5) so you can draw a right angled triangle with alpha in it and hence you can express any of the trig ratios using these numbers.

Bob

Children are not defined by school ...........The Fonz

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,062

the answer is 2, right?

I don't know what went wrong while i was making it because the question was quite simple.:)

It happens many times with me that i am able to solve the questions which other students find difficult but in a simple question, i go wrong.

friendship is tan 90°.

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**bob bundy****Moderator**- Registered: 2010-06-20
- Posts: 7,613

hi Niharika,

Oh! You actually want me to work it out as well.

But that means working with actual numbers.

Oh, OK. As it's for you I'll do it.

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Yes, I make it 2 too.

Bob

Children are not defined by school ...........The Fonz

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

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**niharika_kumar****Member**- From: Numeraland
- Registered: 2013-02-12
- Posts: 1,062

thanks

friendship is tan 90°.

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