Two sides of a right triangle measure 7 units and 3 units. What is the area of the square that shares a side with the third side
1 answer:
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bearing in mind that standard form for a linear equation means
• all coefficients must be integers, no fractions
• only the constant on the right-hand-side
• all variables on the left-hand-side, sorted
• "x" must not have a negative coefficient
Let the line segment BD be x, then sin A = x/15
or, x = 15sinA
Also
The last option
or, x = 15sinA
Also
The last option