Read and solve the following problem. Then write a paragraph describing the method you used to get your solutions.Which problem solving strategies did you use and why?
The heptagonal numbers are the whole numbers that represent the following shapes.
Find the number of dots in the nth heptagonal number.
The method was to look at the components of the problem to “Look for a Pattern” and the
data was organized using the “Make a Table” strategy.
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Approximate the surface area of the figure using 3.14 for ?. Round to the nearest hundredth.
A. 205.15 m2 B. 1,436.03 m2 C. 153.86 m2 D. 615.44 m2
Solve the problem.A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 8 different flags available, how many possible signals can be flown?
A. 24 B. 512 C. 336 D. 56
Factor when possible.x2y - 9y + 36 - 4x2
A. (y + 4)(x + 3)(x - 3) B. (y - 4)(x + 3)(x - 3) C. (y - 4)(x2 + 9) D. Prime
Solve the system. 5x + z = -29 w + x + 3y - z = 145w + y + 3z = 21 w + x + 2y = 7
A. (30, -25, 6, -20) B. (6, -5, 6, -4) C. (6, -25, 6, -8) D. (6, -5, 3, -4)