Question

in triangle pqr m and n are the midpoint of pq and pr respectively if pq is 5.6 cm qr is 8 cm and pr is 6.4 cm find the perimeter of trapezium mnrq

Answer 1

Answer:

As per the given data points M and N are the midpoints of △PQR

∴ MQ=

2

1

PQ=2.8cm

Similarly, NR=

2

1

PR=2.4cm

MN=

2

1

QR=

2

1

×6.2=3.1cm

∴ Perimeter of trapezium = MQ+QR+NR+MN=2.8+6.2+2.4+3.1=14.5cm