Can anyone help me with this math equation?

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

Is the orthocenter of a triangle on the inside ?

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm