Clara estimates that the length of a hiking trail is 5.75 kilometers. she later learns that its actual length is 6.25 kilometers. what is the percent error in clara's estimate, to the nearest tenth of a percent? a. 7.7% b. 8.0% c. 11.0% d. 11.5% i think it is d. 11.5%, but i am not sure.

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x

Atoss of a 20-sided die is equally likely to be any integer between 1 and 20 inclusive. what is the variance? provide your answer to two decimal points.