A rectangle is a simple shape that is characterized by having four sides at 90-degree angles to each other, and having both sets of opposing sides be the same length. Note that if all sides are equal to each other, the shape is not a rectangle, but a square.
Know MoreA rectangle is one of the most common four sided two-dimensional shapes. It has both a length and a width dimension. Other four-sided shapes include squares, parallelograms and rhombuses. The area of a rectangle can be calculated by multiplying the length by the width while the perimeter can be calculated by adding up all the side lengths.
Learn MoreThe perimeter is defined as the distance around the outside edge of a two-dimensional shape. The perimeter of a circle or an ellipse is referred to as the circumference.
Full Answer >Sacred geometry refers to universal patterns, ordinarily appearing in sacred architecture and art. It is believed that geometry, mathematical rations and proportions are also found in music and cosmology. This is considered to be a cultural universality.
Full Answer >The height of an equilateral triangle is equal to the square root of three divided by two and multiplied by the length. The equation for the height of an equilateral triangle is based on the Pythagorean Theorem.
Full Answer >Answers to Holt geometry worksheets are located in the teacher's version of the textbook and the solutions manual for the workbook. Certified teachers providing proof of a school district's purchase of the textbook can also access answers to worksheets in the teacher resource section of the Holt website.
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