The circular region bounded above by y=sqrt 9-x^2 and below by y=-sqrt 9-x^2 is the base of a solid whose cross sections perpendicular to the x-axis are equilateral triangles. The volume of the solid is

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?