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Magazine Problem 52
In Exercises \(51-54\) graph the inequality on a number line. Tell whether the graph is a segment, a ray or rays, a point, or a line. $$-7 \leq x \leq 4$$
Problem 53
CRITICAL THINKING Two acute angles are added together. What type(s) of angle(s) do they form? Explain your reasoning.
Problem 53
In Exercises \(51-54\) graph the inequality on a number line. Tell whether the graph is a segment, a ray or rays, a point, or a line. $$x \geq 5 \text { or } x \leq-2$$
Problem 56
Determine whether the statement is always, sometimes, or never true. Explain your reasoning. A rational number is an integer.
Problem 56
In Exercises \(56-63,\) complete the statement with always, sometimes, or never. Explain your reasoning. A line ______ has endpoints.
Problem 58
In Exercises \(56-63,\) complete the statement with always, sometimes, or never. Explain your reasoning. A plane and a point ________ intersect.
Problem 59
Determine whether the statement is always, sometimes, or never true. Explain your reasoning. An irrational number is negative.
Problem 61
In Exercises \(56-63,\) complete the statement with always, sometimes, or never. Explain your reasoning. Any three points _____ determine a plane.
Problem 64
Is it possible for three planes to never intersect? intersect in one line? intersect in one point? Sketch the possible situations.
Problem 67
Find the absolute value. $$|-8-2|$$
