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Questions in Grade High-school

[Done] The lengths of two sides of a right triangle are 5 inches and 8 inches. What is the difference between the two possible lengths of the third side of the triangle? Round your answer to the nearest tenth.

[Done] Consider the following intermediate chemical equations: [tex]$\begin{array}{l} 2 P(s)+3 Cl_2(g) \rightarrow 2 PCl_3(l) \\ PCl_3(l)+Cl_2(g) \rightarrow PCl_5(s) \end{array}$[/tex] When you combine the intermediate chemical equations, which substance do you cancel out? A. P B. [tex]$Cl _2$[/tex] C. [tex]$PCl _3$[/tex] D. [tex]$PCl _5$[/tex]

[Done] What is the maximum cold-holding temperature allowed for a green salad? A. $38^{\circ} F \left(3^{\circ} C \right)$ B. $41^{\circ} F \left(5^{\circ} C \right)$ C. $43^{\circ} F \left(6^{\circ} C \right)$ D. $47^{\circ} F \left(8^{\circ} C \right)$

[Done] Choose the correct simplification of [tex]$9 x^2\left(4 x+2 x^2-1\right)$[/tex]. A. [tex]$18 x^4+36 x^3-9 x^2$[/tex] B. [tex]$18 x^4-36 x^3+9 x^2$[/tex] C. [tex]$36 x^4+18 x^3-9 x^2$[/tex] D. [tex]$36 x^4-13 x^3+9 x^2$[/tex]

[Done] Individuals with a psychological disorder are extremely different from individuals without a psychological disorder. Please select the best answer from the choices provided. A. True B. False

[Done] The storefront or sting technique is an investigative technique in property crimes aimed at the wholesale identification and apprehension of thieves. A. True B. False

[Done] Which of the following statements best describes the role of hormones in the body? A. Hormones send chemical signals throughout the body to regulate other body processes. B. Hormones are chemical signals that are sent throughout the body to regulate other body processes. C. Hormones send electrical signals throughout the body to regulate other body processes. D. Hormones are electrical signals that are sent throughout the body to regulate other body processes.

[Done] Write a program that reads two words W1 and W2. Print the index at which W2 ends in W1. Input: The first line of input contains a string representing W1. The second line of input contains a string representing W2. Output: The output should be a single line containing an integer that is the index at which the word W2 ends in the word W1.

[Done] 2. What is the Ring of Fire? 3. What is an island? Give two examples. 4. Why are oceans important to life on Earth? 5. Why is the Indian Ocean named after India? 6. Write the names of continents in the order of their size, from the smallest to the biggest?

[Done] Join sentences (a) with sentences (b) using the appropriate subordinating conjunction from the list below to construct complete sentences. (wherever, until, after, since, because) 1. a) We must wash the dishes b) we eat. 2. a) We cannot visit grandmother b) it is raining. 3. a) She preaches forgiveness b) she goes. 4. a) You cannot begin the exam b) the clock strikes 8.00 o'clock. 5. a) He was elected b) he is a great leader.