If the cos 90° = 0, then the sin 0° = . (1 point) 0, because the angles are complementary 1 over 2 , because the angles are complementary square root 3 over 2 , because the angles are supplementary 1, because the angles are complementary

4+6x-3x^3 in standard form with explanations because i don’t understand

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28