Which of the following is true?
?
A. ?A regular octagon is made up of eight scalene triangles.
B. ?A regular hexagon is made up of six equilateral triangles.
C. ?A square is made up of four equilateral triangles.
D. ?A regular pentagon is made up of five right triangles.
E. ?None of the above.
Answer: B
Mathematics
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?If two triangles are similar triangles, then if A = 650, B = 600, C = ?
A. ?590 B. ?550 C. ?520 D. ?500 E. ?650
Mathematics
Provide an appropriate response.Evaluate the expression: 
A. 
B. - 
C. - 
D. 
Mathematics
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(x - 2y)(x + 10y)
A. x + 8xy - 20y B. x2 + 5xy - 20y2 C. x2 + 8xy - 20y2 D. x2 + 8xy + 8y2
Mathematics
Match the function to its graph.y = -tan 
A. 
B. 
C. 
D. 
Mathematics