Question

In the given figure;
BC=15 cm and sin B =4/5
(i) Calculate the measures of AB and AC.
(ii) Now, if tan ADC = 1; calculate the
measures of CD and AD.

Also, show that : tan^2 B - 1/cos^2B=-1
​

Answer 1

Answer:

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Yes

Answer 2

happy diwali to you....