Restate in a logically equivalent form.If a triangle is equilateral, then its sides are equal.
A. If the sides of a triangle are equal, then it is not equilateral.
B. If a triangle is not equilateral, then its sides are equal.
C. If the sides of a triangle are not equal, then it is not equilateral.
D. If the sides of a triangle are not equal, then it is equilateral.
Answer: C
Mathematics
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Find the requested sum of the arithmetic sequence.
A. 52 B. 55 C. 21 D. 5
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Use the following information to classify the triangle and solve for the missing angle. 
A. obtuse, 147° B. acute, 57° C. acute, 67° D. right, 57°
Mathematics
Provide an appropriate response.Simplify: 
÷ 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use a fraction to represent the shaded area of the figure.
A. 
B. 
C. 
D. 
Mathematics