What are the different methods of problem solving? There’s more than one way to solve a problem. In this lesson, we’ll review the five most common methods: trial and error, difference reduction, means-ends analysis, working backwards, and analogies. What are problem solving tools and techniques? 9 essential problem solving tools: the ultimate guide Fishbone diagrams. […]

Which country has the best bridges in the world? China Why are Japanese bridges curved? A moon bridge (円月橋) (engetsu-kyou) is a highly-rounded arched pedestrian bridge associated with gardens in China and Japan. In formal garden design, a moon bridge is placed so that it is reflected in still water. The high arch and its […]

Is it possible to draw a parallelogram with one right angle? A parallelogram with one right angle is a rectangle. A quadrilateral whose diagonals are equal and bisect each other is a rectangle. How do you construct a parallelogram with a given angle? Construct A Parallelogram given sides and angle Step 1: Construct a line […]

How do you calculate odd and even parity? 4 Answers. Odd Parity is 001110110, the parity bit is zero so that the total number of 1’s in the code is 5, which is an Odd number. The Even Parity is 001110111, the parity bit is one so that the total number of 1’s in the […]

What does Y mean on a graph? A y-axis is the vertical axis on the Cartesian coordinate plane. A y-axis is the line on a graph that is drawn from bottom to top. This axis is parallel to which coordinates are measured. The numbers placed on the y-axis are called y-coordinates. How do you graph […]

What is the limit of 1 x as x approaches 0? infinity How do you find the limit as x approaches a number? A statement of a limit is “the limit as x approaches (some x value) of the function f(x) is exactly equal to (some y value), which we write as limx→(some x value)f(x)=(some […]

What is a shape with no corners? A sphere has no edges and therefore no corners. It has one curved face that goes all the way around. Do cones have corners? A cone is defined as a shape which is hollow or solid from inside and has a circular base that tapers at the upward […]

How many tiles of 20cm will be required? 40000 tiles of 20cm2 will be required to have a footpath 1m wide carried around the outside of grassy plot 24m long and 14m broad. How many square tiles of side 20cm are needed to do the flooring of the room? A floor 5 m by 20 […]

What number times itself equals 169? The square root of 169 is 13. This is so because 13 times 13 gives 169 — the definition of a square root of a number k is the number such that when you multiply it by itself you get k. What squared number equals 195? The square root […]

How many students are held back each year? There’s also lots of variation in just how often students are held back. Nationally, about 2 percent of students are retained each year, a number that has held steady or modestly declined since the mid-1990s. What percentage of students are failing? In California’s Sonoma County, 37 percent […]