Question

for a right angle triangle if base is 4 cm and perpendicular is 3 cm then cos

Answer 1

Answer:-

• Perpendicular =3cm
• Base=4cm

Using Pythagorean triplate

• Hypotenuse=5cm

Now

$\boxed{\sf cos\Theta=\dfrac{Base}{Hypotenuse}}$

$\\ \sf\longmapsto cos\Theta=\dfrac{4}{5}$