If there is a triangle and the sides are 8&12 and 14 what is the missing angle

Is a positive integer raised to a negative power always positive

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined