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The average of 5 distinct scores has the same value as the median of the 5 scores. the sum of the 5 scores is 420. what is the sum of the 4 scores that are not the median? * explain how you found the answer * a) 315 b) 320 c) 336 d) 350 e) 360

Evaluate cos2θ for cosθ = square root of 3/2

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?