Astudy is created in which the participants of the study are unaware who received the treatment and who did not. which element of the experiment design is known to be a part of this study?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Find the values of the variables in the kite

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²