Before Turkey’s government converted Hagia Sophia (meaning “Holy
Wisdom”) into a museum in 1934, Hagia Sophia was a mosque, a place of worship
for Muslims. Originally, Hagia Sophia was a Greek Orthodox Church, during the
reign of Manuel I, which was converted into a mosque in 1584.
Angkor Wat is the prime example of the classical style of Khmer architecture the Angkor Wat style to which it has given its name. By the 12th century Khmer architects had become skilled and confident in the use of sandstone (rather than brick or laterite) as the main building material.
For example, if there is a L shaped sketch and you dimension from the bottom of the L to just above the horizontal part, and then you dimension the vertical part from the end point of the last dimension you'd be okay. But, if you dimensioned both of those lengths and then the total length you would be over dimensioning the sketch.