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In∆ABC, angle ABC=90 AC=74BC=70 complete the following activity to find AB |
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Answer» Step-by-step EXPLANATION: angle ABC=90 ( therefore it is a right angled triangle ) By the Pythagoras THEOREM, (AC)^2 = ( AB )^2 + (BC)^2 74^2. =. AB^2 + 70^2 5476. =. AB^2 + 4900 AB^2. =. 5476 - 4900 AB^2. =. 576 AB. =. √576 therefore, AB = 24 |
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