(a) A square has an area of 25 cm. What is the length of each side?

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog