Trinh has $14.44 in her school lunch account. she spends $7.75 on lunches and deposits $6.50. what is her new balance? a) $ 28.69 b) $13.81 c) $13.19 d) $0.19

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b