XY triangle

Determine the area of a triangle given by line 7x+8y-69=0 and coordinate axes x and y.

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Tips to related online calculators

Line slope calculator is helpful for basic calculations in analytic geometry. The coordinates of two points in the plane calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of the segment, intersections of the coordinate axes, etc.
See also our right triangle calculator.
See also our trigonometric triangle calculator.

You need to know the following knowledge to solve this word math problem:

geometry
analytic geometry
line
arithmetic
multiplication
planimetrics
right triangle
area of the shape
triangle
7th grade (12y)
8th grade (13y)
9th grade (14y)
high school

We encourage you to watch this tutorial video on this math problem: video1