Last Updated On 01-06-2023 - By Jeesha Sara
Two isosceles triangles have equal vertical angles and their corresponding sides are in the ratio 3:5. What is the ratio of their areas?
(a)
3:5
(b)
6:10
(c)
9:25
(d)
None of these
Two isosceles triangles have equal vertical angles and their corresponding sides are in the ratio 3:5. What is the ratio of their areas?
(a)
3:5
(b)
6:10
(c)
9:25
(d)
None of these
Question ID - 50138 :-
Two isosceles triangles have equal vertical angles and their corresponding sides are in the ratio 3:5. What is the ratio of their areas?
(a)
3:5
(b)
6:10
(c)
9:25
(d)
None of these
|
Two isosceles triangles have equal vertical angles and their corresponding sides are in the ratio 3:5. What is the ratio of their areas? |
|||||||
|
(a) |
3:5 |
(b) |
6:10 |
(c) |
9:25 |
(d) |
None of these |
Since vertical angles are equal and corresponding sides are proportional, the two triangles are similar. So, the ratio of their areas is equal to the ratio of the squares of their corresponding sides.
Ratio of their areas = 
Next Question :
The energy required to take a satellite to a height ‘h’ above Earth surface (radius of Earth =6.4×103 km) is E1 and kinetic energy required for the satellite to be in a circular orbit at this height is E2. Then value of h for which E1 and E2 are equal, is
|
a. |
1.28×104 km |
b. |
6.4×103 km |
|
c. |
3.2×103 km |
d. |
1.6×103 km |
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