Solve the problem.The area of a square is numerically 4 less than the perimeter. Find the length of the side, if the side is greater than 1.

A. 9 units
B. 2 units
C. 5 units
D. 8 units


Answer: B

Mathematics

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Determine whether the positive or negative sign makes the equation correct.sin 140° = ±

A. Positive sign B. Negative sign

Mathematics

Answer the question.Why can't y = 2x have an x-intercept?

What will be an ideal response?

Mathematics

Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.If the speed of light is 3.00 ×108m/sec, how long does it take light to travel 2.29 × 1011 m, the distance from the sun to Mars? Round to one decimal place.

A. 7.6 × 103 sec B. 76 sec C. 7.6 × 102 min D. 7.6 × 102 sec

Mathematics

Solve. Remember to insert units when writing your answer.A store buys 3 kg of rice in bulk. If the rice is divided into 2 packets of equal weight, how many kilograms will be in each packet?

A. 15 kg B. 6.67 kg C. 0.67 kg D. 1.5 kg

Mathematics