NEED HELP ASAP. Which of the following are NOT the lengths of the sides of a 30° 60° 90° triangle?

Amonument at a park is in the shape of a right square pyramid. a diagram of the pyramid and its net are shown. what is the surface area of the monument? enter the answer in the box. m²

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?