PLS HELP ON GEOMETRY

Answer:
m∠DHL = 83°
Step-by-step explanation:
Angle IHL and Angle DHL fall in a straight line. We know the measure of a straight line [straight angle] is 180°.
Thus, we can write:
∠IHL + ∠DHL = 180
97 + ∠DHL = 180
∠DHL = 180 - 97
∠DHL = 83°
Hence, m∠DHL = 83°