diff --git a/lib/ui/painting/canvas.cc b/lib/ui/painting/canvas.cc
index d09f4eebcf794..7bfeb5cfdda9e 100644
--- a/lib/ui/painting/canvas.cc
+++ b/lib/ui/painting/canvas.cc
@@ -4,6 +4,7 @@
 
 #include "flutter/lib/ui/painting/canvas.h"
 
+#define _USE_MATH_DEFINES
 #include <math.h>
 
 #include "flutter/flow/layers/physical_shape_layer.h"
diff --git a/lib/ui/painting/gradient.cc b/lib/ui/painting/gradient.cc
index 95694ab516fd0..9cbf5a19c5275 100644
--- a/lib/ui/painting/gradient.cc
+++ b/lib/ui/painting/gradient.cc
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#define _USE_MATH_DEFINES
+
 #include "flutter/lib/ui/painting/gradient.h"
 
 #include "lib/tonic/converter/dart_converter.h"
diff --git a/lib/ui/painting/path.cc b/lib/ui/painting/path.cc
index ffd9f4b7c5b02..2ef610648e650 100644
--- a/lib/ui/painting/path.cc
+++ b/lib/ui/painting/path.cc
@@ -4,6 +4,7 @@
 
 #include "flutter/lib/ui/painting/path.h"
 
+#define _USE_MATH_DEFINES
 #include <math.h>
 
 #include "flutter/lib/ui/painting/matrix.h"
@@ -215,7 +216,7 @@ void CanvasPath::addPath(CanvasPath* path, double dx, double dy) {
 void CanvasPath::addPathWithMatrix(CanvasPath* path, double dx, double dy, tonic::Float64List& matrix4) {
   if (!path)
     Dart_ThrowException(ToDart("Path.addPathWithMatrix called with non-genuine Path."));
-  
+
   SkMatrix matrix = ToSkMatrix(matrix4);
   matrix.setTranslateX(matrix.getTranslateX() + dx);
   matrix.setTranslateY(matrix.getTranslateY() + dy);
@@ -233,7 +234,7 @@ void CanvasPath::extendWithPath(CanvasPath* path, double dx, double dy) {
 void CanvasPath::extendWithPathAndMatrix(CanvasPath* path, double dx, double dy, tonic::Float64List& matrix4) {
   if (!path)
     Dart_ThrowException(ToDart("Path.addPathWithMatrix called with non-genuine Path."));
-  
+
   SkMatrix matrix = ToSkMatrix(matrix4);
   matrix.setTranslateX(matrix.getTranslateX() + dx);
   matrix.setTranslateY(matrix.getTranslateY() + dy);
diff --git a/lib/ui/painting/path_measure.cc b/lib/ui/painting/path_measure.cc
index 5bff424d7798d..e81e4b9c3b5d3 100644
--- a/lib/ui/painting/path_measure.cc
+++ b/lib/ui/painting/path_measure.cc
@@ -4,6 +4,7 @@
 
 #include "flutter/lib/ui/painting/path_measure.h"
 
+#define _USE_MATH_DEFINES
 #include <math.h>
 
 #include "flutter/lib/ui/painting/matrix.h"