diff --git a/geom.js b/geom.js
index d942747..6963e71 100644
--- a/geom.js
+++ b/geom.js
@@ -1,27 +1,80 @@
+/* Rectangle */
 class Rectangle {
   constructor(length, width) {
     this.length = length;
     this.width = width;
   }
-}
 
+  isSquare() {
+    if (this.length === this.width) return true;
+  }
+
+  area() {
+    let area = this.length * this.width;
+    return area;
+  }
+
+  perimeter() {
+    let perimeter = 2 * (this.length + this.width);
+    return perimeter;
+  }
+}
 
+/* Triangle */
 class Triangle {
-  constructor(sideA, sideB, sideC){
+  constructor(sideA, sideB, sideC) {
     this.sideA = sideA;
     this.sideB = sideB;
     this.sideC = sideC;
   }
-}
 
+  isEquilateral() {
+    if (
+      this.sideA === this.sideB &&
+      this.sideA === this.sideC &&
+      this.sideB === this.sideC
+    ) {
+      return true;
+    }
+  }
+
+  isIsosceles() {
+    if (
+      this.sideA === this.sideB ||
+      this.sideA === this.sideC ||
+      this.sideB === this.sideC
+    ) {
+      return true;
+    }
+  }
+  area(base, height) {
+    let area = (b * h) / 2;
+  }
+  isObtuse(angle) {
+    if (angle > 90) {
+      return true;
+    }
+  }
+}
 
+/* LineSegment */
 class LineSegment {
-  constructor(x1, y1, x2, y2){
+  constructor(x1, y1, x2, y2) {
     this.x1 = x1;
     this.y1 = y1;
     this.x2 = x2;
     this.y2 = y2;
   }
+  lengthCalculator() {
+    let length1 = this.y1 - this.x1;
+    let length2 = this.y2 - this.x2;
+    console.log(
+      "The diffiranc between x1,y1" +
+        length1 +
+        "The diffiranc between x2,y2" +
+        length2
+    );
+  }
 }
 
 // NOTE: DO NOT REMOVE OR ALTER
@@ -29,4 +82,4 @@ module.exports = {
   Rectangle: Rectangle,
   Triangle: Triangle,
   LineSegment: LineSegment
-}
+};
diff --git a/pull_request_template.md b/pull_request_template.md
index a911ef9..2f04959 100644
--- a/pull_request_template.md
+++ b/pull_request_template.md
@@ -1,14 +1,23 @@
 ### How difficult did you find this (0 - 10)? (0 very easy, 10 very difficult)
 
+7
 
 ### How long did it take?
 
+one hour/ for rivision and planning.
+one hour /for typing and testing, Although I need more than hour.
 
-### Was there anything that you struggled with?  If so, what?
+### Was there anything that you struggled with? If so, what?
 
+yes, how to use the properties inside the methods espicaly if I pass an arguments.
 
 ### Is there anything that you would like some further information on?
 
+I need more practise and time.
 
 ### Do you have any suggestions to improve this assignment?
 
+adding the math equation will make it much easier.
+
+Thank you ,
+Asmaa