XY triangle

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

Correct answer:

S =  42.51

Step-by-step explanation:

x=0: +8y69=0 a=y=69/8=8.63  y=0: 7x69=0 b=x=69/7=9.86  S=2ab=42.51

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