1
If DC = 1.5 cm
is having no solution?
AO BO
b) In the figure, ac = OD =
then find the value of AB.
А — В
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DL
1.5 cm
-) Find the value of​

Advanced: a, b,c are positive numbers such that a+b+ab= 8, b+c+bc=15 and c+a+ca = 35

Tan square theta divided by one plus tan squared theta plus cot squared theta divided by one plus cot squared theta

the angle of elevation of ajet fighter from a point a on the ground is 60°. after a flight of 15 seconds, the angle of elevation changes to 30°. if the jet is flying at a speed of 720 km/h, find the constant height at which the jet is flying. [use √3=1.732]​