If q is between 0° and 90° and tantheta= 3 find cos .

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?