Construct a triangle PQR with PQ=PR=6cm and QR =5cm construct a triangle PQR ~triangle ABC where AB =8cm
Answers
Answered by
4
construction of tri. PQR
1.. Draw line QR 5cm then
2.. from the end point take compass with 6cm and make arc this is first tri . is required.
In triangle ABC ab=bc
then all repeat the above steps
1.. Draw line QR 5cm then
2.. from the end point take compass with 6cm and make arc this is first tri . is required.
In triangle ABC ab=bc
then all repeat the above steps
Answered by
0
Answer:
Step-by-step explanation:
Area of cross section of river= 2 x 45 = 90 m²
so, water flowing into the sea= area of cross section x rate of flowing water
= 90 x 3000
= 270000 m³
there water flowing per minute= 270000 / 60 = 4500 m³
Similar questions