`<trendline>` (Trendlines)

This element specifies a trendline.

Parent Elements
`<ser>` (§5.7.2.175); `<ser>` (§5.7.2.172); `<ser>` (§5.7.2.169); `<ser>` (§5.7.2.168); `<ser>` (§5.7.2.174)

Child Elements	Subclause
`<backward>` (Backward)	§5.7.2.12
`<dispEq>` (Display Equation)	§5.7.2.43
`<dispRSqr>` (Display R Squared Value)	§5.7.2.44
`<extLst>` (Chart Extensibility)	§5.7.2.64
`<forward>` (Forward)	§5.7.2.73
`<intercept>` (Intercept)	§5.7.2.85
`<name>` (Trendline Name)	§5.7.2.117
`<order>` (Polynomial Trendline Order)	§5.7.2.130
`<period>` (Period)	§5.7.2.136
`<spPr>` (Shape Properties)	§5.7.2.198
`<trendlineLbl>` (Trendline Label)	§5.7.2.213
`<trendlineType>` (Trendline Type)	§5.7.2.214

The following XML Schema fragment defines the contents of this element:

<complexType name="CT_Trendline">
	<sequence>
	<element name="name" type="xsd:string" minOccurs="0" maxOccurs="1"/>
	<element name="spPr" type="a:CT_ShapeProperties" minOccurs="0" maxOccurs="1"/>
	<element name="trendlineType" type="CT_TrendlineType" minOccurs="1" maxOccurs="1"/>
	<element name="order" type="CT_Order" minOccurs="0" maxOccurs="1"/>
	<element name="period" type="CT_Period" minOccurs="0" maxOccurs="1"/>
	<element name="forward" type="CT_Double" minOccurs="0" maxOccurs="1"/>
	<element name="backward" type="CT_Double" minOccurs="0" maxOccurs="1"/>
	<element name="intercept" type="CT_Double" minOccurs="0" maxOccurs="1"/>
	<element name="dispRSqr" type="CT_Boolean" minOccurs="0" maxOccurs="1"/>
	<element name="dispEq" type="CT_Boolean" minOccurs="0" maxOccurs="1"/>
	<element name="trendlineLbl" type="CT_TrendlineLbl" minOccurs="0" maxOccurs="1"/>
	<element name="extLst" type="CT_ExtensionList" minOccurs="0" maxOccurs="1"/>
	</sequence>
</complexType>

<trendline> (Trendlines)

`<trendline>` (Trendlines)