It depends on how spaced apart all the lines are.
7 horizontal lines and 10 vertical lines how many rectangles?
To determine how many different rectangles can be formed, you need to know the number of horizontal and vertical lines available. The formula for calculating the number of rectangles is based on choosing two horizontal lines and two vertical lines from the grid. If there are ( m ) horizontal lines and ( n ) vertical lines, the total number of rectangles is given by the combination formula: ( \binom{m}{2} \times \binom{n}{2} ). This accounts for all possible pairs of lines that can create a rectangle.
In a 3x3 grid, you can form rectangles by choosing two horizontal and two vertical lines. A 3x3 grid has 4 horizontal lines and 4 vertical lines. The number of ways to choose 2 lines from 4 is given by the combination formula ( C(4, 2) ), which equals 6. Therefore, the total number of rectangles is ( 6 \times 6 = 36 ).
NONSENSE
there are four two vertical two horizontal
two: horizontal and vertical
In a 4 by 4 grid, there are 16 squares (1x1 squares), 9 rectangles that are 2x1, 6 rectangles that are 3x1, 4 rectangles that are 2x2, and 1 rectangle that is 4x4. Therefore, in total, there are 16 squares and 20 rectangles in a 4 by 4 grid.
Two lines of symmetry; one vertical and one horizontal
The number 8 has only 2 lines of symmetry; Vertical and Horizontal.
16 * 28 = 448
The slope of a vertical line is undefined. The slope of a horizontal line is 0. Hope this helps.
Oh, dude, like, there are 10 rectangles in a 4 by 4 square. You got your big rectangle, then you got 4 rectangles that are 3 by 2, and then you got 5 little 1 by 1 squares. So, yeah, that's like 10 rectangles in total.