PART A: Are the triangles congruent? PART B: If the triangles are congruent, which theorem or postulate can be used to prove them congruent?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction

Yvaries inversely as x. y =12 when x=5. find y when x=4