kim294 kim294
  • 26-02-2018
  • Mathematics
contestada

What is the length of the side of a cube that has a surface area of 864 in2
A.11in
B.12in
C.13in
D.14in

Respuesta :

calculista
calculista calculista
  • 07-03-2018
Let
b-----------> length of the side of cube

we know that

the area surface of cube=6*b²
A=6*b²=864 in²----------------> b=√(864/6)=12 in

the answer is b=12 in
Answer Link

Otras preguntas

Factorise 10x-17 in the form a(bx + c) where a, b and c are integers and a > 1.
simplify 4/6+x/3+3/2
THE WAGER QUESTIONS: THANKS FOR ANY HELP <3 -Allied forces (forces that may help the protagonist) could be the jurist's determination and self control. True
Help ASAP with probability
I don't understand how to do it
given a set of numbers n= {1,3,4,5,7}. if event a is the drawing of a number less than 4 and event b is the drawing of an even number, what is the probability t
What is 3 squared times 4 squared equal too?
What characteristics of estuaries make them good places for fish to lay their eggs?
Solve the system. What restriction, if any, must be placed on the constants to make sure that there is a unique solution to the system? ax + y = b bx + y = a
Geometry help 10 points