Answer:
D infitently Many
Step-by-step explanation:
A system of linear equations usually has a single solution, but sometimes it can have no solution (parallel lines) or infinite solutions (same line). This article reviews all three cases. One solution. A system of linear equations has one solution when the graphs intersect at a point.
Area = ab Sin O
= (63)(76) Sin 63 degrees
= 4266 square cm.
Answer:
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Area of wooden support is 36 square inches
<em><u>Solution:</u></em>
Given that, carpenter cut out a small trapezoid as a wooden support for the front step
<em><u>The area of trapezoid is given as:</u></em>
![area = \frac{a+b}{2} \times h](https://tex.z-dn.net/?f=area%20%3D%20%5Cfrac%7Ba%2Bb%7D%7B2%7D%20%5Ctimes%20h)
Where, "h" is the height
"a" and 'b" are the length of base
Here given that,
Height = h = 4 inches
a = 6 inches
b = 12 inches
Substituting the values we get,
![area = \frac{6+12}{2} \times 4\\\\area = 18 \times 2\\\\area = 36](https://tex.z-dn.net/?f=area%20%3D%20%5Cfrac%7B6%2B12%7D%7B2%7D%20%5Ctimes%204%5C%5C%5C%5Carea%20%3D%2018%20%5Ctimes%202%5C%5C%5C%5Carea%20%3D%2036)
Thus area of wooden support is 36 square inches
Answer:
Plot the line y = 2x - 3 and the portion above the line will satisfy the inequality.