Dentalia shells were used by some native american tribes to make jewelry. each dentalia shell is 1.25 inches long. if a necklace had been made with 18 dentalia shells, about how long was this necklace? explain your estimate.
i need to know, how to explain the estimate?
you

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet