question_answer

Find the area of a right angled triangle if the radius of the semicircle is \[\text{5 cm}\] and the altitude drawn to the hypotenuse is \[\text{4 cm}\].

A) \[8\,c{{m}^{2}}\]

B) \[12\,c{{m}^{2}}\]

C) \[10\,c{{m}^{2}}\]

D) \[20\,c{{m}^{2}}\]

Correct Answer: B

Solution :

[b] Area \[=\frac{6\times 4}{2}=12\,c{{m}^{2}}\]