sentences: leaves are usually broad and flat & objects that are large and flat have a large surface area ->  leaves usually have a large surface area  objects that are more exposed to sunlight are ideal for absorbing sunlight & a large surface area is more exposed to sunlight ->  objects with a large surface area are ideal for absorbing sunlight  leaves usually have a large surface area & objects with a large surface area are ideal for absorbing sunlight ->  leaves are ideal for absorbing sunlight  leaves are ideal for absorbing sunlight & a leaf is a part of a green plant ->  a leaf is a part of a green plant that is ideal for absorbing sunlight  a leaf is a part of a green plant that is ideal for absorbing sunlight & a plant requires sunlight for photosynthesis -> a leaf absorbs sunlight to perform photosynthesis