Questions in mathematics

Questions in mathematics

[Free] A 10-meter-long wire is attached to the top of a flagpole that is [tex]5\sqrt{3}[/tex] meters tall. What is the measure of the angle the wire makes with the ground? A. 25 degrees B. 45 degrees C. 60 degrees D. 90 degrees

[Free] Nadia is placing different weights on a spring and measuring the length of the stretched spring. She finds that for a 100-gram weight, the length of the stretched spring is 20 cm, and for a 300-gram weight, the length of the stretched spring is 25 cm. Write an equation in point-slope form that describes this situation. What is the unstretched length of the spring?

[Free] Giovanni is visiting his grandmother who lives in an apartment building on the 25th floor. Giovanni enters the elevator in the lobby, which is the first floor in the building. The elevator stops on the 16th floor. What percentage of the 25 floors does Giovanni have left to reach his grandmother's floor? Use pictures, tables, or number sentences to solve the task. Explain your reasoning in words. Please tell me which method you are using: pictures, tables, or number sentence.

[Free] How do I find the value of \( n \) in the equation \[ A = P \left(1 + \frac{r}{n}\right)^{nt} \]

[Free] (Multiple choice) One factor of \(9x^4 - 6x^3 + 3x^2\) is: A. \(9x^4\) B. \(3x^2 - 2x\) C. \(3x^2 - 6x + 3\) D. \(3x^2 - 2x + 1\)

[Free] First, 8 is added to me, then I am multiplied by 6. Then, 40 is subtracted from me. Finally, I am divided by 10. The result is 11. What number am I?

[Free] Please help me with these questions! Can I have fully shown work for both, and the directions say to find the surface area of the piracies thanks.

[Free] Solve for \( n \) in the equation: \[ 0.6(n + 10) = 3.6 \]

[Free] Solve for \( m \): \[ 0.6m + 3 = 2m + 0.2 \]

[Free] Solve for \( x \): \[ 2(x - 3) = 1.2 - x \]