Using the sine ratio | Maths | Quizalize & Oak National Academy

Starter quiz

In a right triangle, if the hypotenuse is 15 cm and a second side is 9 cm, what is the perimeter? (Use a calculator to help you.)
- 36 cm ✓
- 32 cm
- 41 cm
What is the value of θ for cos(θ) = 0
- 90ᵒ ✓
- 45ᵒ
- 30ᵒ
- 0ᵒ
In a right triangle, if the hypotenuse is 25 cm and a second side is 15 cm, what is the area? (Use a calculator to help you.)
- $150 cm^2$ ✓
- $140 cm^2$
- $300 cm^2$
Which of these is a rearrangement of $tan(θ)=\frac{opp}{adj}$
- $tan(θ)=\frac{adj}{opp}$
- $opp=\frac{tan(θ)}{adj}$
- $adj=\frac{opp}{tan(θ)}$ ✓
In a right triangle, if you are provided with θ and the hypotenuse, which function would you use to find the opposite side?
- Sine ✓
- Cosine
- Tangent
In a right triangle, if θ = 35ᵒ and the opposite side is 7 cm, what is the length of the hypotenuse to the nearest whole number?
- 12 cm ✓
- 9 cm
- 10cm