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6th grade math review
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Gravity
Key Concepts:
Terms in this set (12)
Perimeter
the distance around the outside of a figure
Origin (in a coordinate plane)
located at 0,0
X = 0 and Y = 0
Quadrants in a coordinate plane
I. X= positive, Y = positive
II. X = negative, Y = positive
III. X= negative, Y = negative
IV. X = positive, Y = negative
area
the number of square units enclosed by a figure
Parallelogram
The base (b) and height (b) of the parallelogram correspond to the length and width of the rectangle.
Area of a parallelogram
Area = base x height
The area of the parallelogram is equal to the area of the rectangle
Right triangle
The base (b) and the height (h) of the right triangle correspond to the length and width of the rectangle. The area of the right triangle is half the area of the rectangle. Any side of a triangle can serve as the base. The height is the length of the perpendicular segment from the base to the opposite vertex.
Area of a triangle
Area = 1/2 x base x height
parallelogram
two congruent trapezoids put together can form a parallelogram.
Area of a trapezoid
Area = 1/2 (base1 + base2) x height
volume of a rectangular prism
V = LWh
Surface area of a rectangular prism
SA = Triangle ( multiply each number by the others twice and add them)
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