What is the answer to 11/2 = x/15

165/2 or 82.5

Step-by-step explanation:

cross multiplication

11/2=x/15

11×15

x×2

2x=165

divide both sides by 2

2x/2=165/2

x=82.5

all the angles opposite to the angle 150 would be 150 and all the angles that are next to 150 are 30 because they equal 180 it you add it up.

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.