diff --git a/src/control/CarCtrl.cpp b/src/control/CarCtrl.cpp
index 2e9752a7..0516e214 100644
--- a/src/control/CarCtrl.cpp
+++ b/src/control/CarCtrl.cpp
@@ -1330,8 +1330,8 @@ void CCarCtrl::WeaveForOtherCar(CEntity* pOtherEntity, CVehicle* pVehicle, float
 	forward.NormaliseSafe();
 	float forwardAngle = CGeneral::GetATanOfXY(forward.x, forward.y);
 	float angleDiff = angleBetweenVehicles - forwardAngle;
-	float lenProjection = ABS(pOtherCar->GetColModel()->boundingBox.max.y * sin(angleDiff));
-	float widthProjection = ABS(pOtherCar->GetColModel()->boundingBox.max.x * cos(angleDiff));
+	float lenProjection = ABS(pOtherCar->GetColModel()->boundingBox.max.y * Sin(angleDiff));
+	float widthProjection = ABS(pOtherCar->GetColModel()->boundingBox.max.x * Cos(angleDiff));
 	float lengthToEvade = (2 * (lenProjection + widthProjection) + WIDTH_COEF_TO_WEAVE_SAFELY * 2 * pVehicle->GetColModel()->boundingBox.max.x) / distance;
 	float diffToLeftAngle = LimitRadianAngle(angleBetweenVehicles - *pAngleToWeaveLeft);
 	diffToLeftAngle = ABS(diffToLeftAngle);
diff --git a/src/control/Script2.cpp b/src/control/Script2.cpp
index 5c953011..d3ab2af7 100644
--- a/src/control/Script2.cpp
+++ b/src/control/Script2.cpp
@@ -437,8 +437,8 @@ int8 CRunningScript::ProcessCommands300To399(int32 command)
 		float length = *(float*)&ScriptParams[5];
 		float x, y;
 		if (angle != 0.0f){
-			y = cos(angle) * length;
-			x = sin(angle) * length;
+			y = Cos(angle) * length;
+			x = Sin(angle) * length;
 		}else{
 			y = length;
 			x = 0.0f;
diff --git a/src/control/Script5.cpp b/src/control/Script5.cpp
index 464a77d8..c83c3edc 100644
--- a/src/control/Script5.cpp
+++ b/src/control/Script5.cpp
@@ -948,10 +948,10 @@ void CRunningScript::PlayerInAngledAreaCheckCommand(int32 command, uint32* pIp)
 		initAngle -= TWOPI;
 	// it looks like the idea is to use a rectangle using the diagonal of the rectangle as
 	// the side of new rectangle, with "length" being the length of second side
-	float rotatedSupX = supX + side2length * sin(initAngle);
-	float rotatedSupY = supY - side2length * cos(initAngle);
-	float rotatedInfX = infX + side2length * sin(initAngle);
-	float rotatedInfY = infY - side2length * cos(initAngle);
+	float rotatedSupX = supX + side2length * Sin(initAngle);
+	float rotatedSupY = supY - side2length * Cos(initAngle);
+	float rotatedInfX = infX + side2length * Sin(initAngle);
+	float rotatedInfY = infY - side2length * Cos(initAngle);
 	float side1X = supX - infX;
 	float side1Y = supY - infY;
 	float side1Length = CVector2D(side1X, side1Y).Magnitude();
diff --git a/src/core/Cam.cpp b/src/core/Cam.cpp
index e0497fe2..b6e4f967 100644
--- a/src/core/Cam.cpp
+++ b/src/core/Cam.cpp
@@ -4933,9 +4933,9 @@ CCam::Process_FollowCar_SA(const CVector& CameraTarget, float TargetOrientation,
 		AlphaSpeed = 0.0;
 		Distance = 1000.0;
 
-		Front.x = -(cos(Beta) * cos(Alpha));
-		Front.y = -(sin(Beta) * cos(Alpha));
-		Front.z = sin(Alpha);
+		Front.x = -(Cos(Beta) * Cos(Alpha));
+		Front.y = -(Sin(Beta) * Cos(Alpha));
+		Front.z = Sin(Alpha);
 
 		m_aTargetHistoryPosOne = TargetCoors - nextDistance * Front;
 
@@ -5210,9 +5210,9 @@ CCam::Process_FollowCar_SA(const CVector& CameraTarget, float TargetOrientation,
 
 	lastBeta = Beta;
 
-	Front.x = -(cos(Beta) * cos(Alpha));
-	Front.y = -(sin(Beta) * cos(Alpha));
-	Front.z = sin(Alpha);
+	Front.x = -(Cos(Beta) * Cos(Alpha));
+	Front.y = -(Sin(Beta) * Cos(Alpha));
+	Front.z = Sin(Alpha);
 	GetVectorsReadyForRW();
 	TheCamera.m_bCamDirectlyBehind = false;
 	TheCamera.m_bCamDirectlyInFront = false;
@@ -5222,9 +5222,9 @@ CCam::Process_FollowCar_SA(const CVector& CameraTarget, float TargetOrientation,
 	m_cvecTargetCoorsForFudgeInter = TargetCoors;
 	m_aTargetHistoryPosThree = m_aTargetHistoryPosOne;
 	float nextAlpha = alphaWithSpeedAccounted + zoomModeAlphaOffset;
-	float nextFrontX = -(cos(Beta) * cos(nextAlpha));
-	float nextFrontY = -(sin(Beta) * cos(nextAlpha));
-	float nextFrontZ = sin(nextAlpha);
+	float nextFrontX = -(Cos(Beta) * Cos(nextAlpha));
+	float nextFrontY = -(Sin(Beta) * Cos(nextAlpha));
+	float nextFrontZ = Sin(nextAlpha);
 
 	m_aTargetHistoryPosOne.x = TargetCoors.x - nextFrontX * nextDistance;
 	m_aTargetHistoryPosOne.y = TargetCoors.y - nextFrontY * nextDistance;