Can you put both square roots under one if they're multiplied

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?