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FOUR IN A ROW
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Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...
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Game: FOUR IN A ROW

Aim: To get four symbols in a row

Method:
Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...

Angles inside quadrilateral
      
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4 IN A ROW game to practice
'Angles inside quadrilateral' for 5th grade

Angles inside a quadrilateral

A quadrilateral is a polygon with 4 vertices and 4 sides. Squares and rectangles are examples of a subset of quadrilaterals that have parallel sides.

The sum of the 4 angles inside any quadrilateral sum to 360°. You can prove this to yourself by drawing a line between either pair of opposite angles. You will have created 2 triangles and we know that the sum of the 3 angles in a triangle sum to 180°. The sum of the angles in 2 triangles therefore sum to 180 x 2 = 360°.

To calculate a missing angle inside a quadrilateral, simply take away the sum of the remaining 3 angles from 360. For example, given a quadrilateral with interior angles of 90°, 90° and 54° plus a missing angle x, we can calculate that x will be:

x = 360° - 90° - 90° - 54° = 126°


Notes on this topic

In this topic you are asked to calculate a single missing angle given the other 3 for a variety of forms of quadrilaterals. There are 6 question answer pairs in the lesson, and 16 question answer pairs in total.

With our Four in a row math game you will be practicing the topic "Angles inside quadrilateral" from 5th grade / Shapes / Angle problems. The math in this game consists of 16 questions that ask you to use the fact that angles inside a quadrilateral sum to 360° to find the missing angle X.

Four in a row is similar to the paper game "Noughts and crosses" but we have changed it into a one-person math learning / revision game. The aim of the game is to win 4 cells in a row from a grid of 16 cells.

Large thumbnail for math game Four in a row

The game will reinforce the math you have chosen to learn by getting you to match the question to the correct answer.

Notes

  • Do the Math lessons for your topic before playing this game
  • Wrong answers are ok, you just have to try again until you get them right
  • There is help available for all games by clicking the question mark button
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How to play 4 in a row to practice
'Angles inside quadrilateral' for 5th grade

Free Math Games screenshot of 4 in a row game to learn elementary math

  1. Select "4 in a row" on the math games selection page.
  2. Take a quick look at the method text for 4 in a row.
  3. Click on PLAY to proceed, or change your topic with the CHANGE TOPIC button.
  4. On the play page you have a grid of 16 pictures (some topic picture are shown multiple times for shorter topics).
  5. Click on a picture cell.
  6. The topic question will appear along with a series of possible answers.
  7. Click the speaker icon to hear any particular answer (Speech enabled browsers only).
  8. Click the answer that corresponds to the picture question.
  9. If you are correct, the picture will be replaced by a tick - otherwise, a wrong sound will play.
  10. Continue matching picture questions to their correct answers until you have completed a line of 4 cells.
  11. The line can be diagonal as well as horizontal or vertical.
  12. 4 ticks in a row wins the game.
  13. Choose an option from the green sign, or click on games to choose a different game.
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