Quadrilaterals
How many sides does every quadrilateral have?
Answer: Four sides.
What is a coordinate grid?
Answer: A map made of two number lines used to find points using ordered pairs.
What does the ordered pair (5, 3) mean?
Answer: Go 5 spaces across and 3 spaces up.
What type of angle is exactly 90 degrees?
Answer: Right angle.
What quadrilateral has exactly one pair of parallel sides?
Answer: Trapezoid.
What is the x-axis?
Answer: The horizontal number line that goes across.
What does the ordered pair (0, 4) mean?
Answer: Stay at 0 on the x-axis and go 4 spaces up.
What is the perimeter of a square with sides of 5 cm?
Answer: 20 cm.
What is the difference between a square and a rhombus?
Answer: Both have four equal sides but a square has four right angles while a rhombus does not.
What is the y-axis?
Answer: The vertical number line that goes up.
If you go 6 spaces across and 2 spaces up what ordered pair are you at?
Answer: (6, 2)
What is the area of a rectangle with length 8 and width 3?
Answer: 24 square units.
Name all five quadrilaterals we have learned.
Answer: Square, rectangle, rhombus, trapezoid, parallelogram.
What do we call the point where the x-axis and y-axis meet?
Answer: The origin at (0, 0).
If you go 0 spaces across and 0 spaces up what ordered pair are you at?
Answer: (0, 0) — the origin.
Name one real life example of a coordinate grid.
Answer: Any correct answer such as a map, a chessboard, a city street grid, or a battleship game board.
Is every square a rectangle? Is every rectangle a square? Explain.
Answer: Every square is a rectangle because it has four right angles. But not every rectangle is a square because a rectangle does not need to have four equal sides.
What is the trick for remembering which number to use first in an ordered pair?
Answer: Walk before you climb — go across on the x-axis first then up on the y-axis.
What is the difference between the ordered pairs (3, 7) and (7, 3) on a coordinate grid?
Answer: They are different points. (3, 7) means go 3 across and 7 up. (7, 3) means go 7 across and 3 up. The order of the numbers matters!
A rectangle has a length of 9 and a width of 4. What is the perimeter and the area?
Answer: Perimeter: 26 units. Area: 36 square units.