https://peda.net/id/e5ea69d4ea3 2018-11-17T09:32:12+02:00 https://peda.net/:static/535/peda.net.logo.bg.svg <div class="license">Tämän sivun lisenssi <a rel="license" href="https://peda.net/info">Peda.net-yleislisenssi</a></div> https://peda.net/id/2836d99cea5 2018-11-17T13:23:07+02:00 <img src="https://math-demo.abitti.fi/math.svg?latex=40cm%5Ccdot60cm%3D2400cm%5E2" alt="40cm\cdot60cm=2400cm^2"/><br/> <img src="https://math-demo.abitti.fi/math.svg?latex=t%C3%B6lkin%5C%20kannen%5C%20leveys%5C%2020%5C%20cm%5C%20jolloin%5C%20se%5C%20on%5C%20puoliksi%5C%2010cm" alt="tölkin\ kannen\ leveys\ 20\ cm\ jolloin\ se\ on\ puoliksi\ 10cm"/><br/> <div>ympyröiden pinta-alan laskeminen </div> <div><img src="https://math-demo.abitti.fi/math.svg?latex=6%5Ccdot%5Cpi%5Ccdot%5Cleft(10cm%5E2%5Cright)%3D1884%7B%2C%7D955" alt="6\cdot\pi\cdot\left(10cm^2\right)=1884{,}955"/></div> <br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B1884%7B%2C%7D955%7D%7B2400%7D%3D0%7B%2C%7D785%3D79%5C%25%27" alt="\frac{1884{,}955}{2400}=0{,}785=79\%'"/> 2018-11-17T13:23:07+02:00 https://peda.net/id/12394634ea5 2018-11-17T12:10:55+02:00 a) <br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B201%7B%2C%7D06cm%5E2%7D%7B1256.64cm%5E2%7D%3D0%7B%2C%7D1599..%5Capprox16%5C%25" alt="\frac{201{,}06cm^2}{1256.64cm^2}=0{,}1599..\approx16\%"/><br/> b)<br/> <br/> <img src="https://math-demo.abitti.fi/math.svg?latex=1256%7B%2C%7D64-804%7B%2C%7D25%3D452%7B%2C%7D39" alt="1256{,}64-804{,}25=452{,}39"/><br/> <div><img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B452%7B%2C%7D39%7D%7B1256%7B%2C%7D64%7D%3D0%7B%2C%7D359...%5Capprox36%5C%25" alt="\frac{452{,}39}{1256{,}64}=0{,}359...\approx36\%"/></div> <br/> c)<br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B351%7B%2C%7D86%7D%7B1256%7B%2C%7D64%7D%3D0%7B%2C%7D2800..%5Capprox28%5C%25" alt="\frac{351{,}86}{1256{,}64}=0{,}2800..\approx28\%"/><br/> <br/> 2018-11-17T12:10:55+02:00 https://peda.net/id/de5548b6ea4 2018-11-17T11:26:30+02:00 <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B6%7D%7B50%7D%3D0%7B%2C%7D12%3D12%5C%25" alt="\frac{6}{50}=0{,}12=12\%"/> 2018-11-17T11:12:12+02:00 https://peda.net/id/8fc82782ea4 2018-11-17T11:02:51+02:00 a) mereen <br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B362%5C%20000%5C%20000km%5E2%7D%7B510%5C%20000%5C%20000km%5E2%7D%3D0.709%3D71%5C%25" alt="\frac{362\ 000\ 000km^2}{510\ 000\ 000km^2}=0.709=71\%"/><br/> b) maalle <br/> <img src="https://math-demo.abitti.fi/math.svg?latex=510%5C%20000%5C%20000km%5E2-362%5C%20000%5C%20000km%5E2%3D148%5C%20000%5C%20000km%5E2" alt="510\ 000\ 000km^2-362\ 000\ 000km^2=148\ 000\ 000km^2"/><br/> <div><img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B148%5C%20000%5C%20000%7D%7B510%5C%20000%5C%20000%7D%3D0%7B%2C%7D290..%5Capprox29%5C%25" alt="\frac{148\ 000\ 000}{510\ 000\ 000}=0{,}290..\approx29\%"/><br/> c) Suomeen<br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B337%5C%20000%7D%7B510%5C%20000%5C%20000%7D%3D0%7B%2C%7D000660%5Capprox0%7B%2C%7D00066" alt="\frac{337\ 000}{510\ 000\ 000}=0{,}000660\approx0{,}00066"/></div> 2018-11-17T11:02:51+02:00 https://peda.net/id/17f09d88ea4 2018-11-17T10:30:52+02:00 A = II<br/> B = IV<br/> C = I<br/> D = III 2018-11-17T10:30:51+02:00 https://peda.net/id/9ea4608cea4 2018-11-17T10:20:19+02:00 <img src="https://math-demo.abitti.fi/math.svg?latex=7m%5Ccdot3m%3D21m%5E2" alt="7m\cdot3m=21m^2"/><br/> <img src="https://math-demo.abitti.fi/math.svg?latex=5m%5Ccdot1m%3D5m%5E2" alt="5m\cdot1m=5m^2"/><br/> <img src="https://math-demo.abitti.fi/math.svg?latex=%5Cfrac%7B5%7D%7B21%7D%3D0.238..%5Capprox24%5C%25" alt="\frac{5}{21}=0.238..\approx24\%"/> 2018-11-17T10:20:18+02:00 https://peda.net/id/5637d3a6ea4 2018-11-17T10:18:17+02:00 <img src="https://math-demo.abitti.fi/math.svg?latex=P%3D%5Cfrac%7B2%5E%7B%5Cleft(2%5Cright)%7D%7D%7B10%7D%3D%5Cfrac%7B1%7D%7B5%7D%3D0.20%3D20%5C%25" alt="P=\frac{2^{\left(2\right)}}{10}=\frac{1}{5}=0.20=20\%"/> 2018-11-17T10:18:17+02:00 https://peda.net/id/28f6730cea4 2018-11-17T10:17:01+02:00 a)<br/> <img src="https://math-demo.abitti.fi/math.svg?latex=P%3D%5Cfrac%7B60%C2%B0%7D%7B360%C2%B0%7D%3D%5Cfrac%7B1%7D%7B6%7D%3D0%7B%2C%7D1666..%5Capprox17%5C%25" alt="P=\frac{60°}{360°}=\frac{1}{6}=0{,}1666..\approx17\%"/><br/> b)<br/> <img src="https://math-demo.abitti.fi/math.svg?latex=P%3D%5Cfrac%7B90%C2%B0%7D%7B360%C2%B0%7D%3D%5Cfrac%7B1%7D%7B4%7D%3D0%7B%2C%7D25%5Capprox25%5C%25" alt="P=\frac{90°}{360°}=\frac{1}{4}=0{,}25\approx25\%"/><br/> c)<br/> <img src="https://math-demo.abitti.fi/math.svg?latex=P%3D%5Cfrac%7B210%C2%B0%7D%7B360%C2%B0%7D%3D0%7B%2C%7D5833%5Capprox58%5C%25" alt="P=\frac{210°}{360°}=0{,}5833\approx58\%"/> 2018-11-17T10:17:01+02:00