Review Trig, Exact Values, Area of Triangle

What is the area of this triangle? _____ cm squared (ONLY Enter the number)

What is the area of this triangle?

• 12 sq. cm.
• 6 sq. cm.
• 12 cm
• 6 cm

Find the area of the triangle.

• 12 cm²

• 14

• 14 cm²

• 24 cm²

Find the area of the triangle.

• 31.5 units²

• 63 units²

• 77 units²

• 38.5 units²

Find the area of the triangle.

The dimensions are:

Height: 5.4 km

Base: 7 km

• 19.8 km²

• 37.8 km²

• 18.9 km²

• 35 km²

What is the correct equation to solve for x ?

• tan( 46 ) = 17/x
• sin ( 46 ) = x/17
• tan (46 ) = x/17
• cos (46) = x/17

What is the correct equation to solve for x ?

• tan (58) = x/11
• tan (58) = 11/x
• cos (58) = x/11
• sin (58) = x/11

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4
• 55.2
• 20.15
• 19.4

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 49°
• 57°
• 45°
• 54°

What is the exact value of  $\cos\left(30\degree\right)$ ?

•  $\frac{1}{2}$  

•  $\frac{1}{\sqrt{3}}$  

•  $\frac{\sqrt{3}}{2}$  

•  $\sqrt{3}$