diff --git a/src/shapes/circle/structs.rs b/src/shapes/circle/structs.rs
index 3142c60..792f837 100644
--- a/src/shapes/circle/structs.rs
+++ b/src/shapes/circle/structs.rs
@@ -6,7 +6,7 @@ impl Circle {
     pub fn get_area(&self) -> f64 {
         let pi = std::f64::consts::PI;
 
-        return &self.radius * pi.powi(2);
+        self.radius * pi.powi(2)
     }
 }
 
diff --git a/src/shapes/rhombus/structs.rs b/src/shapes/rhombus/structs.rs
index dd61c89..c653c40 100644
--- a/src/shapes/rhombus/structs.rs
+++ b/src/shapes/rhombus/structs.rs
@@ -5,7 +5,7 @@ pub struct Rhombus {
 
 impl Rhombus {
     pub fn get_area(&self) -> f32 {
-        (&self.s_diagonal * &self.l_diagonal) / 2.0
+        (self.s_diagonal * self.l_diagonal) / 2.0
     }
 }
 
diff --git a/src/shapes/trapezoid/structs.rs b/src/shapes/trapezoid/structs.rs
index 95520c1..295bbf6 100644
--- a/src/shapes/trapezoid/structs.rs
+++ b/src/shapes/trapezoid/structs.rs
@@ -6,7 +6,7 @@ pub struct Trapezoid {
 
 impl Trapezoid {
     pub fn get_area(&self) -> f32 {
-        ((&self.l_base + &self.s_base) * &self.height) / 2.0
+        ((self.l_base + self.s_base) * self.height) / 2.0
     }
 }
 
diff --git a/src/shapes/triangle/structs.rs b/src/shapes/triangle/structs.rs
index 6800ad0..892ff8b 100644
--- a/src/shapes/triangle/structs.rs
+++ b/src/shapes/triangle/structs.rs
@@ -5,7 +5,7 @@ pub struct SimpleTriangle {
 
 impl SimpleTriangle {
     pub fn get_area(&self) -> f32 {
-        (&self.base * &self.height) / 2.0
+        (self.base * self.height) / 2.0
     }
 }
 
@@ -17,14 +17,14 @@ pub struct SidesTriangle {
 
 impl SidesTriangle {
     pub fn get_semi_perimeter(&self) -> f32 {
-        (&self.side_a + &self.side_b + &self.side_c) / 2.0
+        (self.side_a + self.side_b + self.side_c) / 2.0
     }
 
     pub fn get_area(&self) -> f32 {
         let p: f32 = self.get_semi_perimeter();
-        let sides_and_p: f32 = p * (p - &self.side_a) * (p - &self.side_b) * (p - &self.side_c);
+        let sides_and_p: f32 = p * (p - self.side_a) * (p - self.side_b) * (p - self.side_c);
 
-        return sides_and_p.sqrt();
+        sides_and_p.sqrt()
     }
 }