11 If the first term of an arithmetic sequence is 8 and the common difference is -2, what are
the first three terms of the sequence? *

George is 187 cm tall. his son, ralph, is 142 cm tall. who casts the longer shadow. george when the sun is 65° above the horizon, or ralph when the sun is 56° above the horizon? how much longer? (nearest centimeter)

How do i do this? i don’t understand

Which expression will have the same sum as 3_8 + 1/4?