A guy-wire is attached to a pole for support. If the angle of elevation to the pole is 67° and the wire is attached to the groun
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ANSWER
D. 135 m^2
EXPLANATION
The area of a kite is half the product of the diagonals.
The first diagonal is
9m+6m=15m
Note that the vertical diagonal is the axis of symmetry of the kite.
This diagonal bisect the kite
Therefore the second diagonal is
2(9m)=18m
The area of the kite
Given:
Volume of cubical tank = cubic meters.
To find:
The length of a side of the water tank.
Solution:
The volume of a cubical tank is:
Where, a is the side length.
It is given that the volume of cubical tank is cubic meters. So,
Taking cube root on both sides, we get
Therefore, the length of a side of the water tank is 2 meters.