Question

Construct a ∆PQR, ∠Q = 90°, PR–RQ = 3.1 cm and PQ = 4.5 cm.

Answer 1

Answer:

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I hope it's helpful !!

Answer 2

Answer:

1)Nylon , Rayon

2) Cotton, wool

3) i) synthetic , ii) natural , iii) natural , iv) synthetic , v) natural , vi) natural ,vii) natural

4) uses of cotton : Remove unsightly water spots. ...

Make your bathroom smell better. ...

Soothe a stinging sunburn. ...

Remove permanent marker from your skin. ...

Disinfect sensitive spots. ...

Protect your garden from rabbits. ...

Lift ink stains from clothes. ...

Make fresh-cut flowers last longer.

uses of wool :In addition to clothing, wool has been used for blankets, horse rugs, saddle cloths, carpeting, insulation and upholstery. Wool felt covers piano hammers, and it is used to absorb odors and noise in heavy machinery and stereo speakers.

5) Mats , ropes

6) natural fibers come from plants and animals, while synthetic fibers are made from chemical compounds, and each is valued in the textile industry for different reasons.

Step-by-step explanation:

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