Acube has a side length of 20.5 cm .what is the surface area of the cube?

2521.5 cm²

Step-by-step explanation:

A cube has 6 equal, square sides.

If the side length is 20.5 cm, then the area of one side is (20.5 cm)², or 420.25 cm².

The total surface area of the cube is thus 6(420.25 cm²) = 2521.5 cm²

the 1st digit is in the 100s n its 1

step-by-step explanation:

3,589÷18 = 199.389

so the first digit of the quotient is in the 100s n its 1

the highest percentage for deaths in construction from highest to lowest is as follows: falls, struck by objects, electrocution, and caught-in/between. these four are collectively known as fatal four.

in the case of falls, the type that is responsible for the overall highest death in the category is falls from roofs.