Cis the midpoint of ab overbar, d is the midpoint of ac overbar, e is the midpoint of ad overbar, f is the midpoint of ed overbar, g is the midpoint of ef overbar, and h is the midpoint of db overbar. if equals 80, what is gh

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

Can someone me do math because i am having a breakdown rn because i don’t get it

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?