X would equal -3.5 or -7/2
Answer:
7.1 m
Step-by-step explanation:
A cube has 6 congruent square faces.
Given the surface area = 302.46 m² then the area of one face is
302.46 ÷ 6 = 50.41 m²
The area of a square = s² ( s is the side length ), thus
s² = 50.41 ( take the square root of both sides )
s = = 7.1 m
The length of each side of the cube is 7.1 m
She can have 3 groups of tens and 8 groups of ones
Answer:
add 7
Step-by-step explanation:
9/10 is about 10/10 or 1 and 1/3 is about 0, so just add 1+0=0. Annie walked 1 mile yesterday.
Hope that helped:D