(Multiple choice) Can I please have some help with this question, I will reward most to who ever gets it correct.

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.