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April 28, 2024, 04:24:52 am
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Author Topic: 13A Q4 - Geo + Trig  (Read 991 times)  Share 

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SunnyB

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13A Q4 - Geo + Trig
« on: January 06, 2014, 10:27:30 am »
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Hey guys i have come upon a question (q 4), I'm pretty sure its easier then i think but i am over thinking it. i have attached a picture, so any help would be appreciated.

People say equilateral triangles have 2 right angles but rant all angles 60 degrees?
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Splash-Tackle-Flail

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Re: 13A Q4 - Geo + Trig
« Reply #1 on: January 06, 2014, 10:51:47 am »
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All angles in an equilateral triangle are 60 degrees, and I don't think any triangle can have two right angles.  ;)
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SunnyB

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Re: 13A Q4 - Geo + Trig
« Reply #2 on: January 06, 2014, 01:35:12 pm »
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Can anyone help work it out for me?
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grannysmith

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Re: 13A Q4 - Geo + Trig
« Reply #3 on: January 06, 2014, 02:03:14 pm »
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So it's basically saying that an equilateral triangle has a height of 20cm. Use Pythagoras to find the length of one side
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