Answer the following statement(s) true (T) or false (F)
1. An obtuse triangle has at least two obtuse angles.
2. All regular quadrilaterals have four lines of symmetry.
3. All regular polygons tessellate the plane.
4. The parallel sides in a trapezoid are called the legs of the trapezoid.
5. Regular polygons are polygons with all sides congruent and all angles congruent.
1. False:Two obtuse angles would sum to greater than 180°.
2. True
3. False: Only regular triangles, squares and regular hexagons.
4. False—The parallel sides are called bases.
5. True
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Find the linearization of the function at the given point.
at 
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Express the sum using summation notation. Use a lower limit of summation, not necessarily 1, and k for the index of summation.(a + 1) + (a + b) + (a + b2) + . . . + (a + bn)
A. 
B. 
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Give an appropriate answer.An automobile tire is supposed to be pressurized to 35.0 pounds per square inch. The current pressure is 30.0 pounds per square inch. Is the tire overinflated or underinflated?
A. The pressure is exactly equal to the recommended pressure. B. Underinflated C. Overinflated
Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
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D. 