Applications of Right Triangle Trigonometry

What type of triangle is the context of our study of trigonometry?

• right triangle

• isosceles triangle

• scalene triangle

• acute triangle

Find h₁

• 6.69 ft

• 11.11 ft

• 9.00 ft

• 7.43 ft

Find h₂

• 16.73 ft

• 22.51 ft

• 18.59 ft

• 20.79 ft

Elizabeth is flying a kite, which gets caught in the top of a tree. Use the diagram to estimate the height of the tree.

• 63.6 ft

• 1.59 ft

• 74.2 ft

• 86.9 ft

When the angle of elevation of the sun is 78 degrees, an statue casts a shadow that is 6m long. How far is the top of the statue to the end of its shadow?

• 2 m

• 28.9 m

• 6.1 m

• 28.2 m

• Sine

• Cosine

• Tangent

• Cotangent

• Cocosine

Right triangle ABC is shown. Select all expressions which are equal to the length of side BC.

• 20 metres

• 40 metres

• 28.28 metres

• 14.14 metres

• 25 metres

• 50 metres

• 28.87 metres

• 43.3 metres

1. Right triangle ABC is shown. 

Select all expressions which are equal to the length of side BC .