## 11 Questions

What is the sine of the angle in a right-angled triangle?

Opposite/Hypotenuse

What is the tangent of the angle in a right-angled triangle?

Opposite/Adjacent

What is the cosine of the angle in a right-angled triangle?

Adjacent/Hypotenuse

What is the Pythagorean theorem used for?

Finding the relationship between sides in a right-angled triangle

In a right-angled triangle, what is the ratio of the side opposite the angle to the hypotenuse?

Sine

What is the ratio of the side adjacent to the angle to the hypotenuse in a right-angled triangle?

Cosine

Which trigonometric ratio represents the ratio of the side opposite the angle to the side adjacent to the angle in a right-angled triangle?

Tangent

What is the reciprocal of sine in a right-angled triangle?

Cosecant

What is the relationship between the cosine and sine of an angle in a right-angled triangle?

The cosine of an angle is the reciprocal of the sine of the same angle in a right-angled triangle.

In a right-angled triangle, if the sine of an angle is $\frac{3}{5}$, what is the cosine of the same angle?

$\frac{4}{5}$

What is the value of the tangent of an angle in a right-angled triangle if the side opposite the angle is 7 and the side adjacent to the angle is 24?

$\frac{7}{24}$

Test your knowledge of basic trigonometry concepts with this quiz. Answer questions about sine, cosine, tangent, and the Pythagorean theorem in right-angled triangles.

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