He sandbox at a local playground is shaped like a square. the length of one side of the sandbox is 8 feet. what is the area of the sandbox, written as an expression with exponents?tis test is due in 10 !

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Rewrite the expression in z to the n power. the expression i was given is: 1 over z to the negative 1 half power.