If the area of a circle is 58 square feet , find the circumference

Identifica pe harta vulcanii catopaxi si llullaillaco analizeaza semnele conventionale si indica tipul acestor vulcani

If the distance between two points on the ground is 10 miles and the distance between the same two points on a map is 4 inches, what is the map scale expressed as a ratio?

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted