Find the area of △ABC with side lengths b = 6 and c = 8, and included angle A = 75∘. Round your answer to the nearest tenth. Please help I don't understand this

Anyone know? will mark brainliest if correct

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.