The new building in the city center is 345 feet taller than the jefferson building. let h represent the height of the new building? f. h+345
g. 345-h
h. h-345
j. 345h

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58

in 1995, potato plants were taken into space aboard the space shuttle columbia.

step-by-step explanation:

i'm assuming that it's c.)   volcanoes built the mountains and earthquakes tore them down.