Area of triangle by using integration

Find the area of the Delta le formed by the straight line 2x+y=2 and the coordinate axes using integration.

Using the method of integration show that the area of triangle of base b and altitude h is 1/2bh .

Using integration, find the area of the triangle ABC whose vertices are A(-1,1), B(0,5) and C(3,2) .

Using integration, find the area of the triangle ABC whose vertices are A(-1,1), B(0,5) and C(3,2) .

Using the method of integration show that the area of triangle of base b and altitude h is 1/2bh .

Find by integration the area of the triangle bounded by line 4y -5x =0 ,the x axis and the ordinate x =4 Verify your result by using the definition of area of a triangle as half the product of the base and the altitude.

Using integration, find the area of the triangle formed by positive x-axis and tangent and normal to the circle x^2+y^2=4 at (1,sqrt3) .