What is the value of $sin 45^{o} + cos 45^{o}$

\sqrt{7}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

\sqrt{5}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

\sqrt{2}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

\sqrt{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $\sqrt{2}$
According to question,

$s i n 45^{o} + c o s 45^{o}$

$⟹ \frac{1}{\sqrt{2}} + \frac{1}{\sqrt{2}}$

$⟹ \frac{2}{\sqrt{2}}$

$⟹ \sqrt{2}$

Suggest Corrections

Similar questions

Evaluate the following.
$sin 45^{\circ} + cos 45^{\circ}$

sin (45^{o} + A) - cos (45^{o} - A)

\frac{sin 30^{o} + cos 45^{o} - tan 60^{o}}{cot 30^{o} - sin 45^{o} - cos 60^{o}} = - 1

1 k g

0.5 k g

cos 30^{o} = sin 60^{o} = \frac{\sqrt{3}}{2}

cos 60^{o} = sin 30^{o} = \frac{1}{2}

cos 45^{o} = sin 45^{o} = \frac{1}{\sqrt{2}}

cos 45^{o} = \frac{1}{\sqrt{2}}

sin 22 {\frac{1}{2}}^{o} a n d cos 22 {\frac{1}{2}}^{o}

Join BYJU'S Learning Program