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Number of integral points (integral poin...

Number of integral points (integral points means both the co-ordinates should be integer) exactly in the interior of the triangle with vertices `(0,0),(0, 15) and Or (15, 0)` is

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The number of points, having both coordinates are integers, that lie in the interior of the triangle with vertices (0,0), (0,41) and (41, 0) is

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The number of points,having both co- ordinates as integers,that lie in the interior of the triangle with vertices (0,0),(0,41) and (41,0) is (1)901 (2) 861 (3) 820 (4) 780 .

The number of points,having both co- ordinates as integers,that lie in the interior of the triangle with vertices (0,0),(0,41) and (41,0), is: (4)780(3)820 (2) 861 (1) 901

Using integration, find the area of the triangle whose vertices are (1, 0), (4, 0) and (4, 4).

Using integration, find the area of the triangle whose vertices are (-1, 0) (1, 3) and (3, 2).

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