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Surface Area Calculator – Surface Area Formulas

Calculate the surface area of a three-dimensional shape, including a cube, prism, cylinder, cone, sphere, pyramid, capsule, and cap.

Volume Calculator – Volume Formulas

Calculate the volume of 3D shapes, including a cube, prism, cylinder, cone, pyramid, capsule, and cap, and see the volume formulas for each.

Anxiety in Children According to Their Age - Word From The Bird

Anxiety in children is never something to be taken lightly. Here is article about how parents can understand their child's anxiety according to their age.

Geometry Unit Formula Sheet

Geometry Unit Formula Sheet. Area of Circle. Area of Parallelograms. A = π r. 2. d 2. d 2. A = bh. A = π. x. x. Area of Rectangle & Square. Area of Trapezoid. A = (b + b )h. A = lw. 1. 2. (b & b are the parallel lines). 2. 1. 2. Area of Triangle.