Solve the problem.A building 200 feet tall casts a 40 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)

A. 12°
B. 79°
C. 78°
D. 11°


Answer: D

Mathematics

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Determine convergence or divergence of the alternating series.

A. Converges B. Diverges

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Determine the types of symmetry that the quilt pattern below has (line, turn, point), if any.

A. This quilt square has 4 lines of symmetry, 90°, 180°, and 270° turn symmetry, and point symmetry. B. This quilt square has 2 lines of symmetry. C. This quilt square has no symmetry. D. This quilt square has 2 lines of symmetry and 180° turn symmetry.

Mathematics

Solve the problem.A pair of running shoes costs $59. A pair of basketball shoes cost  more than the running shoes. Find the cost of the basketball shoes.

A. $101 B. $36 C. $17 D. $97

Mathematics

Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.18x3

A. Monomial; variable x; coefficient 3; degree 18 B. Monomial; variable x; coefficient 18; degree 3 C. Monomial; variable x; coefficient 3; degree 0 D. Not a monomial

Mathematics