### Home > A2C > Chapter 12 > Lesson 12.1.1 > Problem 12-18

12-18.

Chloe wants to place her matrioska dolls in a row on a windowsill that is 92 cm long Will her entire set of 20 dolls fit if their diameters in *millimeters* are given by the formula *t*(*n*) = 10 + 3*n*? Homework Help ✎

Graph the series from *t*(1) to *t*(20).

Rearrange the graph into a single rectangle and find the area.

Is the total less than 92 cm?

Pay careful addition to units. How many millimeters are in a centimeter?