Algebra Crossword

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Across
  1. 1. Area of a rectangle is equal to length times _____.
  2. 5. The hypotenuse is directly ______ from the 90° angle.
  3. 7. The area between the lower ________ (Q1) and the median represents 25% of the data.
  4. 9. Sides a and b in a right triangle are also called the ____
  5. 12. True or False: If a student flips a coin and then rolls a pair of number cubes (dice) the events are considered independent.
  6. 14. What percent of the data lie in between Q1 and Q3 of a boxplot?
  7. 15. To solve for 4x=52 and isolate x, ____ by four on both sides.
  8. 17. True or False: To find the median, Q1, and Q3 of a boxplot, the data first has to be sorted from least to greatest.
  9. 18. The _____ of a circle is half the length of the diameter.
  10. 20. The area of this shape is equal to ½ bh.
  11. 22. To find the area of a composite figure, identify the individual shapes within it and then ___ the area of those shapes.
  12. 23. The square root of 64.
  13. 24. A star (polygon) has five points; points A and B are at (1,0) and (2,1). If the star is moved and points A’ and B’ are at (2, 2) and (3,3) what type of transformation occurred?
  14. 25. To solve the equation 3x+5=8, the first step might be to _______ 5 from both sides.
  15. 28. If a bag has four clear marbles, two pink marbles, and five green marbles, which color is most likely to be randomly drawn?
  16. 32. A coin is flipped in class. The probability of landing on tails three times can be calculated and written as a fraction. What is the denominator of this fraction? (Hint: the numerator is one).
  17. 33. This category of numbers is similar to natural numbers but includes zero.
  18. 34. If a number has a decimal that repeats forever in the same pattern, or a decimal that ends, it belongs to which category: natural, whole, integer, rational, or irrational? Ex. 0.125, 0.3333333…., 0.4.
  19. 35. The area of this shape is equal to pi times the radius squared.
  20. 37. If there is an even number of data, then when finding Q1 and Q3 the middle two numbers are included or excluded?
  21. 38. The line x=0 is the same line as this (_-____)
Down
  1. 2. A polygon corner lies at (3, 7) on the coordinate plane. If the polygon is reflected across the y-axis, which coordinate (number) will change signs?
  2. 3. The point where the x-axis and y-axis meet at (0,0) is called this.
  3. 4. The square root of 44 lies between two whole numbers- which numbers are they? Exclude the word “and” from your response. (Hint: 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144 are perfect squares)
  4. 6. In linear equations it can be described by “rise over run” and represented by the letter m (as in the equation y = mx + b)
  5. 8. The point where a line crosses the y-axis is called the y-________. Represented by the letter b in the linear equation y=mx+b. The coordinate is located at (0, b).
  6. 10. In the Pythagorean Theorem, sides a and b are first _______ and then added to equal c _______.
  7. 11. Triangles with a 90° angle are called _____ triangles.
  8. 13. A type of transformation (moving a shape) on the coordinate plane also called a flip.
  9. 16. In the equation y=11x+12, what is the slope?
  10. 19. The _____ extreme is to the right of Q3 and connected by a “whisker”.
  11. 21. If there is an even number of data, then the median is the _______ of the middle two numbers (after the data is sorted from least to greatest).
  12. 26. In the equation y=11x+12, what is the y-intercept?
  13. 27. On the coordinate plane, y-values go up or down. The y-axis is the _______ axis.
  14. 29. True or False: To make a boxplot you just line up the original numbers (sorted from least to greatest) even if the difference between neighbor numbers is unequal (ex. 2, 7, 8, 20)
  15. 30. The x-axis is the horizontal axis, x-values go from ____ to ____.
  16. 31. Natural numbers are also called positive ________ because they exclude negative numbers and zero.
  17. 36. How many sides are on a number cube?