I need help please thank you for your help

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample