Question

Step by step explanation with reason ​

Answer 1

Step-by-step explanation:

in triangle PQR XY||QR

using thales theorem we get

PX/XQ=PY/YR

7/XQ=3/5

XQ=35/3

length of PQ= 35/3+7=56/3

Answer 2

Answer:

18.66 Cm

Step-by-step explanation:

$px \div xq = py \div yr \\ 7 \div xq = 3 \div 5 \\ 7 \times 5 \div 3 = xq \\ xq = 35 \div 3 \\ \\ \\ ...... \\ \\ px + xq = 7 + 35 \div 3 \\ px + xq = 18.66$

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