Question

Use the given figure to find:
$\sin {\theta }^o$ to find the value of $x$

Answer 1

According to right angle $△/e$

$A{B}^2+B{C}^2=A{C}^2$

$5^2+5^2=x^2$

$25+25=x^2$

$50=x^2$

$x=\sqrt{5}0=7.7$

$\sin \theta =\frac{opposite}{hypotenuse}=\frac{5}{7.7}$

$\sin \theta =0.64$