Renaissance architects used many of the same tools used today. They used protractors, rulers, plumb lines and transits. Today, more electronics are used.
Battery powered due to no electricity
Renaissance architects got their ideas from the buildings around them and looking at buildings and measure them such as the one in Rome COLOSSEUM and the PANTHEON.
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They favored the Gothic architecture
The central plan was significant to Renaissance architects because they considered the circle the most perfect form and they preferred symmetry in all things.
Charles McKim, William Mead, and Stanford White
the Medici family.
The Humanism used their renaissance art to influencing artists. This also had architects carring on classical traditions.
De Medici money financed commissions for Renaissance painters, sculptors, and architects.
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A Renaissance stone mason used several iron-like tools, such as hammers, and other handmade tools specialized for whatever the stone mason was working on. Also, chizles and stone-cutters were used.
Michelangelo
the compass, the astrolabe, the quadrant and the lead.