Find x so that a||b, state the converse used (10x-23) degree 137 degrees

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.

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

16.80 times .20= 3.36

step-by-step explanation:

answer: 1+1

step-by-step explanation: 1+1 is at least 2