Tan (2 theta) = cot (7 theta), where 0 < theta < 30°, so cos (6 theta)= ? can someone please help me with this question :)

Which table represents a linear function? i'll give brainliest to first answer ^'^

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

Acontainer holds 0.7 liters of oil and vinegar. 3/4 of the mixture is vinegar. how many liters of oil are in the container? express your answer as both a fraction and a decimal.