Carol spends 1/2 an hour doing math homework, spends 4/5 of an hour doing science homework, and 1/4 an hour doing history homework. about how much time did she spend in all doing homework? a. about 1 hour b. about 1 1/2 an hour c. about 2 hours d. about 2 1/2 hours

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

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

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.