A customer buys three items: a doll at $9.97, a toothbrush at $1.49, and a pack of razors at $12.97. There is sales tax of 8.12%. What is the amount of tax to be paid?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).