In order to send a photo in a text message from your cell phone to your cousin's cell phone who lives in New Zealand, is it necessary to establish a single direct connection between the two devices?

Howard is designing a chair swing ride. the swing ropes are 5 meters long, and in full swing they tilt in an angle of 29° outside chairs to be 2.75 m above the ground in full swing.

Worth 50 points answer them bc i am not sure if i am wrong

Every telecommunication setup uses two devices: one device to transmit data and one device to receive data. which device transmits frequencies to mobile phones? towers transmit frequencies to mobile phones.