Given triangle abc ; a=10; b=4, c=11 find the measurement of angle b

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Ten times the square of a non-zero number is eqaul to ninety times the number

What is always true about a positive integer raised to a negative odd power?