Week7 Math

trigonometry :words:  sin :o/h.  Cos:a/h  tan:o/a Opposite=O adjacent=A hhpotenuse=H (Example) sin 50°=0.766 Means that the opposite side is 76.6% of the hypotenuseside. cos12°=0.978 Means that the adjacent side is9.787 of the hypotenuse side tan43°=0.932 Means that the opposite side is 93.3% of the adjust side

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Week 6 Math

Measurement Cone               : SA=2πr ²+2πrh ⤵︎×2      :V=(area of base)×h Sphere      : SA=4πr     ½ sphere : SA=½(4πr²) : V=¾ πr³                     :V=½(¾πr³)   Reclangular Prism SA=2(wh+lw+lh) V=(area of base)×h

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Week 4 Math

Rational Exponents     example. 3√2.× 3√2 .3√2=3√8 →21/3  .21/3 .21/3=2 so.    x1/3=3√x1 Evaluate example. 811/4 →4√813 ⤵︎            253/2→ 2√253⤵︎ =     33                                              =  53 = 27             […]

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