Find the geometric mean of 3 and 7. Write answer as a simplified radical. No Decimals!!!

Q1) jin loves carrot yesterday she ate ½ of here carrots and today she ate 2/3 of the remaining carrots. she then discover that she has 12 carrots left. yesterday she must has started with carrots? a)36 b)48 c)60 d)72

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi