Question

弧长3.2米,弦长2.55米,做钢化玻璃急用,

Answer 1

弧长C=3.2米,弦长L=2.55米,跪求半径R?

Rn+1=(1+(L-2*Rn*SIN(C/(2*Rn)))/(L-C*COS(C/(2*Rn))))*Rn

R0=1.5

R1=1.385

R2=1.402

R3=1.403

R4=1.403

R=1.403米