JH is tangent to the circle at H. Find mLM. The angles are 78° and 40°; and the arc is 168º. Help me with this question please!

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27