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Mathematics, 24.11.2020 14:00 matthewmalte7329

Diagram 6(c) shows triangle PQR. The shaded part is a rectangle with area 108 cm². Given the height of the triangle PQR is twice the height of rectangle. Find the perimeter of traingle PQR.
P
30 cm
Q
►R
12 cm
Diagram 6(b)

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Diagram 6(c) shows triangle PQR. The shaded part is a rectangle with area 108 cm². Given the height...

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