Answer:
(C)Both proposed placements will light the same sized area.
(F)Dylan’s proposed placement will light exactly half of the yard.
Step-by-step explanation:
The diagram of the proposed light placement is attached below.
The area of the Rectangular Yard=60 X 38=2280 Square feet
The lit area for both placements is in a triangular shape.
Area of a triangle

- Area of Nikki's Proposed Placement Lit Area =0.5 X 60 X 38

- Area of Dylan's Proposed Placement Lit Area=0.5 X 60 X 38

Therefore, the following options are correct:
(C)Both proposed placements will light the same sized area.
(F)Dylan’s proposed placement will light exactly half of the yard.