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Problem 46

Find the amount of edging needed to enclose the triangular flower bed. A 10 yd B 16 yd C 18 yd D 24 yd

Problem 46

Determine whether each statement is sometimes, always, or never true. A repeating decimal is a real number.

Problem 47

Numbers that can be represented by a triangular arrangement of dots are called triangular numbers. The first three triangular numbers are \(1,3,\) and 6 Find the next three triangular numbers.

Problem 47

Use the following information. Squaring a number and finding the square root of a number are inverse operations. That is, one operation undoes the other operation. Use inverse operations to evaluate each expression. $$(\sqrt{100})^{2}$$

Problem 47

Determine whether each statement is sometimes, always, or never true. An integer is a whole number.

Problem 48

FLOORING A square room has an area of 324 square feet. The homeowners plan to cover the floor with 6 -inch square tiles. How many tiles will be in each row on the floor?

Problem 48

Use the following information. Squaring a number and finding the square root of a number are inverse operations. That is, one operation undoes the other operation. Use inverse operations to evaluate each expression. $$(\sqrt{169})^{2}$$

Problem 49

Give a counterexample for each statement. All square roots are irrational numbers.

Problem 50

How are square roots related to factors? Give an example of a number between 100 and 200 whose square root is a whole number and an example of a number between 100 and 200 whose square root is a decimal that does not terminate.

Problem 50

Give a counterexample for each statement. All rational numbers are integers.

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