Question 12×122r=20×20 Solve the equation r=18350Alternative Form r≈0.273224 Evaluate 12×122r=20×20Multiply the numbers 1464r=20×20Multiply the numbers 1464r=400Divide both sides 14641464r=1464400Divide the numbers r=1464400Solution r=18350Alternative Form r≈0.273224 Show Solution Rewrite the equation 33489x2+33489y2=2500 Evaluate 12(122r)=20×20Evaluate 1464r=20×20Evaluate 1464r=400Divide both sides of the equation by 8 183r=50Square both sides of the equation (183r)2=502Evaluate 33489r2=502To covert the equation to rectangular coordinates using conversion formulas,substitute x2+y2 for r2 33489(x2+y2)=502Evaluate the power 33489(x2+y2)=2500Solution 33489x2+33489y2=2500 Show Solution Graph
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