Grade u Secuion. 1. Understanding. Write the best answer on the blank provided before the number. Express
the following statements as an equation, using k for the constant of variation. (10 points)
1. The area A of a triangle varies jointly as its base b and its altitude h.
2. The force Fof attraction between two objects varies directly as their masses
M, and M2 and inversely as the distance d between them.
3. a is directly proportional to b and inversely proportional to c2
4. The acceleration a of a moving object varies directly as the force Fexerted
and inversely as its mass M.
5. S varies directly as the square of g and inversely as z and t​