Question

Find the coordinates of the centroid C, of the shaded area with respect to a frame of reference specified by yourself.

Centroides de un elemento compuesto. Determine las coordenadas del centroide C. del área sombreada con respecto un marco de referencia especificado por usted mismo. 15 min 12 mm - 14 mm Sección ARA Sumatorias 5 RA JA Sección Sumatorias

Answer 1

12mm 18 mm 3.52-61,03 (40)Cp frameot repence C0,0) P 18mm Rcayle (Aeco) eTrianfe (LMN) 12mm A 22mm 72mm. 14mm # Ihave taken trame ot retrence in cach a way -an that o centroid of the Shaded area i zero X-COordimak Centroid ef Reclange 22+ 72+14 Symm Xc,symm 2 contvidf Tnange2 (PN)-22 (12)-(2m)e, 46mm 22mm Area of rcchngle ABCD(108) (60) 6480 mm2 Area ef Tragte LMN (72)(36)129b mm2 ΧΑΑ A cechon 349920 0 6480 54 S9616 1296 46 #Ci52-67, 0 A,+A A, t A S2.67mm 1 *

Y Triangle (ABc) Recangle (KLMN) gmm (2 १०,१६} 6mn M L Gmm C30,16 ८,१०,।१ I have taken retrence of frame i P such a wa that -cDordinate ot centroidet shaded area Zero 22mm 6mm 6mm K (0,0) X 1mm Centroid ed Reclangle centroid 22 11mm 2 Trangle 28 m (AP)+22(e)t22 rea ef sechrgle (22x 12)- 264mm Area tragle 18x24 = 216 mm2 XA A Secton 2904 0 264 1 6048 216 28 2. A, +Az 1.55 mn C30,1865 # c30,18.65 0.0 mm