Find the area of the shape. assume all intersections are right angles.

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8.5 units

Solve the system of equations. y= 2x y= x^2 - 15

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

Which expression converts 45 degree to radians