What is the square root of 16?

Solution; 4

Step-by-step explanation:

Let us consider the steps below;

√ 16 ⇒ Consider a number squared to = 16,

( 4 )^2 = 16 ⇒ Now let us substitute this value in replacement of 16,

√ ( 4 )^2 ⇒ Simplify,

| 4 | ⇒ The absolute value of 4 is 4, thus,

Solution; 4

you estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82 .the total height of the building is another 123 meters above the 86th floor.

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