20 points and brainliest to first correct answer :) The sail of a boat is in the shape of a right triangle. Which expression shows the length, in meters, of the sail?
The sail of a boat is a right triangle with an acute angle at the tip equal to 50 degrees and the side of the sail which is the hypotenuse to the right triangle is 7 meters long.

7(tan 50°)
7(sin 50°)
tangent 50 degrees over 7
sine 50 degrees over 7

4+6x-3x^3 in standard form with explanations because i don’t understand

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

How many days was the temperature above 90 degrees?