Every number except 0 has two square roots, a positive and a negative. The positive square root is the principal square root and is written √b . To denote the negative root, write −√b and to indicate both roots write ±√b . When a square root is negative? This dilemmaRead More →
Scientists say they have uncovered how and why wombats produce cube-shaped poo – the only known species to do so. The Australian marsupial can pass up to 100 deposits of poop a night and they use the piles to mark territory. The shape helps it stop rolling away. What animalRead More →
Males have a square jawline and the line between the outer edge of the jaw and the ear is vertical. Conversely, in females the jaw is much more pointed and the edge of the jaw slopes gently towards the ear. Are square chins attractive? Don Draper is an incredibly sexyRead More →
A rectangle is also classified as a square when both pairs of opposite sides are the same length; thus, a square is a special rectangle. Is a square a rectangle answer? Yes, a square is a special type of rectangle because it possesses all the properties of a rectangle. SimilarRead More →
Alternatives to Pocket Squares Cut a piece of cardstock or cardboard that fits into your pocket, and glue or pin a few fresh flowers onto it. You can also simply arrange a small bouquet of flowers and greenery in the pocket, but they may not stay in place without theRead More →
A rhombus is a quadrilateral with all sides equal in length. A square is a quadrilateral with all sides equal in length and all interior angles right angles. Thus a rhombus is not a square unless the angles are all right angles. What disqualifies a rhombus from being a square?Read More →
However, right triangles with non-integer sides do not form Pythagorean triples. For instance, the triangle with sides a = b = 1 and c = √2 is a right triangle, but (1, 1, √2) is not a Pythagorean triple because √2 is not an integer. Why do we justify 5Read More →
So it’s fair to say that a five-bedroom, 4,000-square-foot house could be considered very, very big by most standards. … But while most people don’t want — or, perhaps just as likely, can’t afford — a home that size or larger, there’s still plenty of appetite for big homes, sheRead More →
The rule is: double the sum of the two numbers that are squared. So, for example, 272 – 252 = 2 x (27 + 25). … The students may see a simple rule for these calculations, in which the difference between the numbers that are squared is 3. The ruleRead More →
Square, in measurement, device consisting of two straightedges set at right angles to each other. It is used by carpenters and machinists for checking the correctness of right angles, as a guide when drawing lines on materials before cutting, or for locating holes. What is a carpenter’s square used for?Read More →