Lorrie wants to determine the average amount of time that students at her school spend on the computer each day. there are 350 students in 15 classes. the number of boys and girls is approximately equal. which is the most random sample?

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?

Can you me find the missing length. i attached an image.

The surface area of the triangular prism is .