3+-7+-4 what is the answer

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

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?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table