suzy4321
Find the cosine of angle A. 0.88
BC=8
AB=17
AC=15



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suzy4321
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dw:1337665791633:dw

shubhamsrg
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in right angled triangle,,whats cos of an angle mam ?

apoorvk
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cosA= base/hypotenuse = AC/AB

apoorvk
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(if it's a right angled triangle)

Study23
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\(\ \Huge cos=\frac{adj}{hyp}=\frac{AC}{AB}=\frac{15}{17} \).

suzy4321
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im asking if that the way you write these answer with a zero at first 0.88

shubhamsrg
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tell me this,,which is greater ,,
0.88 , 00.88 , .88 ?

suzy4321
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dont matter

shubhamsrg
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huh ?

suzy4321
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i mean they are the same

shubhamsrg
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yes..exactly..
so it dosent matter if you write 0.88 or .88 or anything of that sort..

suzy4321
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ok thx