Question

$\huge\boxed{\underline{\mathcal{\red{Q}\green{u}\pink{e}\orange{s}\blue{ti}\red{on.??}}}}$


Please Answr...

No spam

otherwise it will be deleted..!!


​

Answer 1

Answer:

$\huge\boxed { \red{\sqrt{34} }}$

◆Draw a line AD perpendicular to BC

and

find the point D by the equation of line by the parametric forms

and find Direction ratios of AD

and direction ratios of BC

and both are perpendicular to each other so dot product of direction ratios is 0

then we get the value of lambda

Solution refers to the attachment

Answer 2

$\Large\underline\mathfrak{Question}$

• we have To find area of ∆ABC .

$\Large\bold\star\underline{\underline\textbf{Formula\:used}}$

• First Find height of ∆ .
• Area of ∆ = 1/2 × Base × Height

$\red {\textbf{refer \: to \: image \: now..}}$