Compute the ratios — task. Mathematics State Board, Class 9.

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If the dimensions of the right-angled triangle having a corresponding angle

$\theta$ is given by:

Opposite side

$=$ 40

Adjacent side

$=$ 9

Hypotenuse

$=$ 41

Determine the following ratios:

(i)

$\sin \theta$

$=$

$\frac{i}{i}$

(ii)

$\cos \theta$

$=$

$\frac{i}{i}$

(iii)

$\tan \theta$

$=$

$\frac{i}{i}$

[Note: Do not reduce the fractional values to their lowest form]

$1$

Did you find an error?

2. Compute the ratios