1 files changed, 27 insertions, 0 deletions
diff --git a/2915/CH1/EX1.19/Ex1_19.sce b/2915/CH1/EX1.19/Ex1_19.sce
new file mode 100755
index 000000000..7f5c5f118
--- /dev/null
+++ b/2915/CH1/EX1.19/Ex1_19.sce
@@ -0,0 +1,27 @@
+clc,clear
+//Example 1.19
+//To solve the right triangle with given information
+
+//part(a)
+c=10 ;//side opposite to vertex C
+A=22 ;//Angle at vertex A
+a=c*sind(A);
+b=c*cosd(A) ;
+B=90 - A ;//since C is 90, A and B are complimentary
+printf('(a)a= %.2f units ; b= %.2f  units; B = %.0f degree\n',a,b,B)
+
+//part(b)
+b=8 ;//side opposite to vertex B
+A=40 ;//Angle at vertex A
+a=b*tand(A);
+c=b/cosd(A) ;
+B=90 - A ;//since C is 90, A and B are complimentary
+printf(' (b)a= %.2f units ; c= %.2f units; B = %.0f degree\n',a,c,B)
+
+//part(c)
+a=3 ;//side opposite to vertex A
+b=4 ;//side opposite to vertex B
+c=sqrt(a^2+b^2) ;//by pythagoras theorem
+A = atand(a/b) ;//angle at vertex A
+B=90 - A ;//since C is 90, A and B are complimentary
+printf(' (c)c=%.0f units     ; A= %f degree;  B = %f degree',c,A,B)