Find the area of the following shape. You must show all work to receive credit.

What is the circumference of a circle with an area of 50.24 cm²?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.

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?