Answer the question.Explain how to construct a line parallel to a line l using the sliding-triangle method.
What will be an ideal response?
Put the ruler down on line l . Keep the ruler fixed. Slide the triangle along the ruler. The line traced out by the tip of the triangle is parallel to the original line.
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Round each number to its highest place value to estimate the product or quotient.4073 ÷ 53
A. 60 B. 100 C. 40 D. 80
Solve the problem.The stock market gained 8 points on Tuesday and lost 39 points on Wednesday. It had closed on Monday at 2509 points. Where did the market close on Wednesday?
A. 2462 points B. 2540 points C. 2556 points D. 2478 points
Solve the problem.The grade resistance F of a car traveling up or down a hill is modeled by the equation F = W sin ?, where W is the weight of the car and ? is the angle of the hill's grade (? > 0 for uphill travel, ? < 0 for downhill travel). What is the grade resistance (to the nearest pound) of a 2100-lb car traveling downhill on a 5° grade (? = -5°)?
A. 183 lb B. -183 lb C. -2105 lb D. 2105 lb
Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest hundredth. If the expression is not a real number, so state.
A. 
B. 
C. 
D. not a real number