1. A 10ft ladder leaning against a storage shed just reaches the top of the shed when it makes an angle of 70with the ground. Which of the following expression involving the sine function can be used to find h, the height of the shed

Several paint mixtures are made by mixing blue paint and white paint. paint colors blue paint white paint mixture a 5 cups 12 cups mixture b 6 cups 6 cups mixture c 4 cups 12 cups mixture d 5 cups 6 cups which mixture has the highest ratio of blue paint to white paint