Please help me and ill mark brainlst and explainn

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe

Hurry can a triangle can be constructed with angles measuring 115°,55°, and 20°? yes or no

Solve the equation for x. 50(4x + 12) = 200