In nbsp- - ABC- nbsp- - A- is a right angle- If nbsp- A-D-B-C- and - D-B-C- then which of the following statements are true- AD-2-BD-DC- BC-2-AD-DC- AB-2-BD-BC- AC-2-CD-DB-

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In nbsp; ...

Question

In $Δ A B C$ , $∠ A$ is a right angle. If $¯ A D ⊥ ¯ B C$ and $D ε ¯ B C$ , then which of the following statements are true?

A D^{2} = B D . D C

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B C^{2} = A D . D C

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A B^{2} = B D . B C

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A C^{2} = C D . D B

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Similar questions

In a trapezium ABCD, if AB || CD then $(A C^{2} + B D^{2})$ = ?

(a) $B C^{2} + A D^{2} + 2 B C . A D$

(b) $A B^{2} + C D^{2} + 2 A B . C D$

(d) $B C^{2} + A D^{2} + 2 A B . C D$

Question 37

In a right angled $Δ A B C$ , if $∠ B = 90^{\circ}$ , then which of the following is true?

a) $A B^{2} = B C^{2} + A C^{2}$
b) $A C^{2} = A B^{2} + B C^{2}$
c) $A B = B C + A C$
d) $A C = A B + B C$

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