What is the measure angle for the triangle created by the intersecting lines

Rearrange the formula c^2 = a^2 + b^2 for b

Estimate the distance between orlando and jacksonville

Find the gradient of f(x, y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).