The temperature in a hot tub is 104° and the room temperature is 75°. The water cools to 90° in 10 minutes. What is the water temperature after 20 minutes? (Round your answer to one decimal place.) ° After how many minutes will the temperature be 80°? (Round your answer to one decimal place.) min

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

Find the equation using the point (4,8)

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2