130.
(c) deat
In which among the following DNA occurs?
1. All viruses
2. Prokaryotic chromosomes
3. Eukaryotic chromosomes
4. Plasmids of bacteria
5. Mitochondria and plastids
(a) 3 and 5
(b) 2,3 and 4
(c) 2, 3, 4 and 5
(d) 1, 2, 3, 4 and 5
Answers
Answered by
1
Dette er ikke svaret ditt☹️
•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°.•°
✌️❣️
Let the height of the tree be y and width of the river be x and CD = 40 m
In ΔABD, tan 300 =
A
x
+
40
⇒ x+40 = y
√
3
………..(i)
In ΔABC,
tan 600 =
A
=
y
x
⇒ y = x
√
3
……………(ii)
Putting the value of y from (ii) to (i)
x+40= [x
√
3
]
√
3
= 3x
40 = 2x
⇒ x= 20
y = x
√
3
= 20
√
3
Height of the tree = 20
√
3
m
Width of the river = 20 m.
✌️❣️
Answered by
0
Answer:
answer is C
for last one
that is 2,3,4,5
Similar questions