Choose sine, cosine or tangent for a problem

Question 1

A 6 m ladder leans against a wall at 63° to the ground. To find how high up the wall it reaches, which ratio do you use with the 63° angle?

• A. sin
• B. cos
• C. tan

Question 2

In a right triangle you know angle θ and the adjacent side. You want the opposite side. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 3

A 18 m ladder leans against a wall at 46° to the ground. To find how high up the wall it reaches, which ratio do you use with the 46° angle?

• A. sin
• B. cos
• C. tan

Question 4

In a right triangle you know angle θ and the opposite side. You want the adjacent side. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 5

A 6 m ladder leans against a wall at 66° to the ground. To find how high up the wall it reaches, which ratio do you use with the 66° angle?

• A. sin
• B. cos
• C. tan

Question 6

In a right triangle you know angle θ and the adjacent side. You want the hypotenuse. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 7

A 16 m ladder leans against a wall at 46° to the ground. To find how high up the wall it reaches, which ratio do you use with the 46° angle?

• A. sin
• B. cos
• C. tan

Question 8

In a right triangle you know angle θ and the opposite side. You want the adjacent side. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 9

A 15 m ladder leans against a wall at 20° to the ground. To find how high up the wall it reaches, which ratio do you use with the 20° angle?

• A. sin
• B. cos
• C. tan

Question 10

In a right triangle you know angle θ and the adjacent side. You want the hypotenuse. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 11

A 18 m ladder leans against a wall at 22° to the ground. To find how high up the wall it reaches, which ratio do you use with the 22° angle?

• A. sin
• B. cos
• C. tan

Question 12

In a right triangle you know angle θ and the adjacent side. You want the hypotenuse. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 13

A 19 m ladder leans against a wall at 20° to the ground. To find how high up the wall it reaches, which ratio do you use with the 20° angle?

• A. sin
• B. cos
• C. tan

Question 14

In a right triangle you know angle θ and the hypotenuse. You want the adjacent side. Which ratio should you use?

• A. sin
• B. cos
• C. tan

Question 15

A 15 m ladder leans against a wall at 31° to the ground. To find how high up the wall it reaches, which ratio do you use with the 31° angle?

• A. sin
• B. cos
• C. tan

Question 16

In a right triangle you know angle θ and the adjacent side. You want the opposite side. Which ratio should you use?

• A. sin
• B. cos
• C. tan