Elena wonders how much water it would take to fill her cup. She drops her pencil in her cup and notices that it just fits diagonally. (See the diagram.) The pencil is 10 cm long and
the cup is 8 cm tall. How much water can the cup hold in cubic centimeters? Be prepared
to explain or show your reasoning.

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

Ineed if you could explain and give me the answer you! this needs done

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