If the equation of a circle is (x +5)^ + (y-7)^ =36, it’s radius is ? a) 6 b) 16 c) 36

What is the simplified form of square root of 400 to the 100th power ?

The perimeter of ? cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.

Which number is composite a.9 b.5 c.11 d.2