How many are 4 raised to 4 ???

Step-by-step explanation:

The expression 4 raised to 4 can be written in mathematical term as and this means the value of 4 in four places as shown;

Hence the expression 4 raised to 4 is equivalent to 256

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length

pi x^2

step-by-step explanation:

pi times x squared