Geometry FINAL Review

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

In a right triangle, sides a and b are called legs.

• true

• false

Answer explanation

In a right triangle, sides a and b are called legs. Side c, across of the right angle is called the hypotenuse.

Find the missing side of each triangle using the Pythagorean Theorem. Round your answers to the nearest tenth if necessary.

Answer explanation

Find the missing side of each triangle using the Pythagorean Theorem. Round your answers to the nearest tenth if necessary.

Answer explanation

Determine whether the triangle with the given side lengths would be a right triangle or not.

4, 5, 6

• Yes
• No

Answer explanation

Determine whether the triangle with the given side lengths would be a right triangle or not.

20, 25, 15

• Yes

• No

Answer explanation

What is the ratio for SINE?

• Hyp/Opp
• Opp/Hyp
• Opp/Adj
• Adj/Opp

Answer explanation

What is the ratio for COSINE?

• Opp/Hyp
• Opp/Adj
• Adj/Opp
• Adj/Hyp

Answer explanation

What is the ratio for TANGENT?

• Opp/Adj
• Adj/Opp
• Opp/Hyp
• Hyp/Opp

Answer explanation

Find the value of the given trigonometric ratio.

Answer explanation