Given triangle ABC ~ to triangle LMN what is the length of AC

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.

Use the given information to determine the exact trig value. cot theta = -square root of 5 / 2 , pi/2 < theta < pi, tan theta a.) - square root of 5 / 5 c.) - 2 square root of 5 / 5 b.) - square root of 5 / 2 d.) the answer isn't d, it was incorrect

We can measure temperature in two different common units: degrees celsius and degrees fahrenheit. the variable f represents the temperature in degrees fahrenheit that is equivalent to c, the temperature in degrees celsius. f=32+1.8c what is the temperature increase in degrees fahrenheit that is equivalent to a temperature increase of 10 degrees celsius?