10 to the fourth power times equals 70,000 what is in that blank what number

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

Larry wants to buy some carpeting for his living room. the length of the room is 4 times the width and the total area of the room is 16 square meters. what is the length of the living room