ϰиұߵһ\(z_D\) ӦΪ\(z_B\)
Ǽc-ѵcygwinִС
ķ뼦ϰķͬϰ巽Ƚֱӡ磬
ϰƳAF=1
ҶĽǣ(1- tan (15*dg)) * sin (75*dg)/ sin (45*dg)
һҲ1
--------------
#include <stdio.h>
#include <math.h>
int main(){
float pi, dg, ae, ab, ad, dh, ac, s;
pi=atan(1)*4;
dg=pi/180;
ae= (1- tan (15*dg)) * sin (75*dg)/ sin (45*dg);
ab= sqrt(3) + ae;
ad= sqrt(1.5)* (1-tan(15*dg));
dh= 1/cos(15*dg);
ac= sqrt(2) + dh + ad;
s= ab*ac* sqrt(2)/4;
printf("%f hhn",s);
return 0;
}
Ǽc-ѵcygwinִС
ķ뼦ϰķͬϰ巽Ƚֱӡ磬
ϰƳAF=1
ҶĽǣ(1- tan (15*dg)) * sin (75*dg)/ sin (45*dg)
һҲ1
--------------
#include <stdio.h>
#include <math.h>
int main(){
float pi, dg, ae, ab, ad, dh, ac, s;
pi=atan(1)*4;
dg=pi/180;
ae= (1- tan (15*dg)) * sin (75*dg)/ sin (45*dg);
ab= sqrt(3) + ae;
ad= sqrt(1.5)* (1-tan(15*dg));
dh= 1/cos(15*dg);
ac= sqrt(2) + dh + ad;
s= ab*ac* sqrt(2)/4;
printf("%f hhn",s);
return 0;
}


