Mathematicians are not the people who find Maths easy; they are the people who enjoy how mystifying, puzzling and hard it is. Comment recorded on the 19 June 'Starter of the Day' page by Nikki Jordan, Braunton School, Devon: "Excellent.
Thank you very much for a fabulous set of starters.
Navigate using our Maths Map to find exercises, puzzles and Maths lesson starters grouped by topic.
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One way to address the problem is through the use of interactive activities and this web site provides many of those.
The Go Maths page is an alphabetical list of free activities designed for students in Secondary/High school. An exercise to supplement the topic you are studying at school at the moment perhaps.Using the Quadratic Equation Solver we get −14 and 12.Check −14: −14(−14 2) = (−14)×(−12) = 168 YES Check 12: 12(12 2) = 12×14 = 168 YES So there are two solutions: -14 and -12 is one, 12 and 14 is the other.Note: we could have also tried "guess and check": And so L = 8 or −14 There are two solutions to the quadratic equation, but only one of them is possible since the length of the room cannot be negative!Related Topics: More Lessons for Grade 9 Math Math Worksheets Videos, worksheets, solutions, and activities to help Algebra students learn how to solve word problems that involve area of shapes.Click here to go to the main page which links to all of the resources available.Please contact me if you have any suggestions or questions.And 3b = 4g, so b = 4g/3 = 4 × 12 / 3 = 16, so there are 16 boys So there are now 12 girls and 16 boys in the class, making 28 students altogether.Check There are now 16 boys and 12 girls, so the ratio of boys to girls is 16 : 12 = 4 : 3 At the start of the year there were 20 boys and 10 girls, so the ratio was 20 : 10 = 2 : 1 Consecutive means one after the other.If you don’t yet have a Transum subscription one can be very quickly set up if you are a teacher, tutor or parent.Log in Sign up The area of a trapezium is half the sum of the parallel sides multiplied by the distance between them. Don't wait until you have finished the exercise before you click on the 'Check' button.