If you travel from the 0° longitude to 180° longitude along latitude 45°n, then how far did you travel in km? show work! dx = r. da. cos 0 r=111.1km dx= 111.1 km. dlong.)

1.0 larger it be exact

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

Iwould say d. eye contact and body language because you aren’t using any spoken communication. hope this : )