The Shulbasutras of Baudhayana, Apastamba, Katyayana and Manava: With Text, English Translation and Commentary c8.t12.15

c8.t12.15

**15.2.** *The construction and the types of bricks.* The method of construction of a rhombus or double isosceles triangle having common base and the two vertices on the opposite sides is given in *Bśl.* 2.8. *ABCD* and *BEFC* are two equal squares, each of area 7½ sq. *pu.* *GBHC* is the desired rhombus of 7½ sq. *pu.* of which *G* and *H* are the mid-points of *AD* and *EF* respectively. $BC = 120 √(15/2) aṅg = 328.56 aṅg.$ $BG = GC = BH = HC = 300 √(3/2) aṅg. = 367.5 aṅg.$