What is the value of tan 0 if V3 cose - sin 0 = 12 ?​

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Find the value of the variable and the length of each secant segment.

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?