Use an Euler diagram to determine whether the argument is valid or invalid.All students who study get better grades.Roger is a student who studies.  ? Roger will get better grades.

A. Valid
B. Invalid


Answer: A

Mathematics

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If the midpoints of the sides of are joined to form , then the perimeter of will be twice that of .

Answer the following statement true (T) or false (F)

Mathematics

Graph the equation by plotting points.y = 

A.

B.

C.

D.

Mathematics

Find the perimeter or area of the figure as indicated. Express your answer in simplified radical form.Find the area of the rectangle.

A. 154 sq ft
B. 1694 sq ft
C. 154 sq ft
D. 14 sq ft

Mathematics

Which method should be used to solve the system? Explain your answer, including a description of the first step.-5x2 - 3y2 =367x2 - 4y2 =100

What will be an ideal response?

Mathematics