Please help me with this question I really need help

The triangles are similar. what is the value of x? x=

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate