Maths crossword
Across
- 2. The line of _____ fit is a line that goes roughly through through the middle of all scatter points on a graph
- 3. A shopkeeper sold a textbook for 2,000 rupees for a profit of 20%. He used ⅓ of the profit. How much is left with him? (Rounded to the hundreds)
- 4. The number that is multiplied by itself, for example, in 5 raise to 3, 5 is the ___
- 6. The probability of getting any of the image cards (queen, king, and jack) in two packs of cards in percentage rounded to the tens is ____ %
- 9. Exterior angle of a decagon rounded to one significant figure
- 10. Supplementary angle of 72 - Complementary angle of 72 is half of a and double of b. X = a/b. What is X?
- 11. Calculate the simple interest if the principal is 2000, the time is 3 years, and the rate is 5%.
- 12. If a triangle with the points (1, 2), (3, 5) and (5, 2) changed to (3, 2), (5, 5) and (7,2), then the type of transformation occurred is reflection/ rotation/ translation/ dilation
- 15. In this data set - 10, 12, 11, 10, 15, 20, 19, 21, 11, 9, 10 - 10 is the median/ mean/ mode/ range
- 17. Choose the correct word: This is an example of a monomial/ binomial/ trinomial - 2x + 5y - 9
- 18. A system of writing numbers as the product of a number between 1 and 10 and a power of 10 is called ______ notation
- 19. A line going downwards has a _____ slope
- 20. A circle has ______ diameters
- 22. The square root of 25 - the cube root of 8 is a prime/ composite number
- 23. In the expression 5x + 7, 5 is the exponent/ variable/coefficient
- 25. The formula πr2h is used to calculate the volume of a cone/sphere/ cylinder
- 26. The formula of the ______ property can be expressed as a(b + c) = (a X b) + (a X c)
- 27. A ______ is a mathematical expression that contains one or more algebraic terms that can be added, subtracted, or multiplied.
Down
- 1. Lines that intersect each other at 90 degrees
- 3. A line that touches the curve or a circle at a point
- 5. The speed of two cars is depicted on a line graph. By looking at the graph, Marcus correctly concludes that Car B is moving faster than Car B. This is because the line representing Car B has higher y-intercept/ x-intercept/ curviness/ slope
- 6. Given that A = mx + c, find A if m = 3, x = 2, and c = 5. Then, given that B = mx + c, find B if m = 5, x = 3, and c = 2. F = |(A-B)/2|, or the absolute value of (A-B)/2. Find F
- 7. The _____ theorem states that the square of the length of the hypotenuse of a right angled triangle is equal to the sum of the squares of the lengths of the other two sides
- 8. The first natural number - the first whole number + the biggest negative integer =
- 10. Writing 12 as 2 X 2 X 3 is an example of prime _________
- 13. Square roots of numbers that cannot be simplified into a whole or rational number
- 14. If AC = ZY, CB = ZX, and AB = XY, then ABC and XYZ are congruent by which congruency?
- 16. Find the slope of a line with two points from it: (1,5) and (3,2). Convert this fraction into a decimal. Square this decimal and state the digit on the hundredths place.
- 21. How many triangles of base 3 cm and height 2 cm will fit in a rectangle of 30 cm breath and 50 cm length? Write this number in scientific notation. What is the exponent that raises 10?
- 24. The decimal expansion of a(n) _______ number is non-terminating and non-recurring.