What additional information do you need to prove ∆ABC ≅ ∆DEF by the SSS Postulate?

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

If 3x+8=3x+8 is it one solution or no solution

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width