Can someone me with this math question?

what is the area of a regular hexagon with a side length of 4 m? (round only your final answer to the nearest hundredth.)

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.