Error Analysis: A classmate wrote an incorrect proportion to find x. Explain and correct the error.
Review: The Pythagorean Theorem works for which triangle(s)?
Review: Prove that the measurements 6 ft, 8 ft, and 10 ft make a right triangle.
Using a triangle, draw an example of a sine ratio.
Using a triangle, draw an example of a cosine ratio.
Using a triangle, draw an example of a tangent ratio.
Give each trig ratio as a fraction in simplest form.
Sin Q
Give each trig ratio as a fraction in simplest form.
Cos Q
Give each trig ratio as a fraction in simplest form.
Tan Q
Give each trig ratio as a fraction in simplest form.
sin R
Give each trig ratio as a fraction in simplest form.
Cos R
Give each trig ratio as a fraction in simplest form.
Tan R
Complete the three trigonometric ratios:
What is cos 65? (Round your answer to 2 decimal places.)
What is tan 48? (Round your answer to 2 decimal places.)
What is sin 32? (Round your answer to 2 decimal places.)
Solve for x. Round to the nearest tenth.
Solve for x. Round to the nearest tenth.
Solve for x. Round to the nearest tenth.
Solve for x. Round to the nearest tenth.
Solve for x. Round to the nearest tenth.
Solve for x. Round to the nearest tenth.
Use the Pythagorean theorem to solve for x. Round your answer to the nearest tenth.
Use the Pythagorean theorem to solve for x. Round your answer to the nearest tenth.
Find the missing side. Round your answer to the nearest tenth.
Solve for x. Round your answer to the nearest tenth.
Solve for x. Round your answer to the nearest tenth.
Solve for x. Round to the nearest hundredth.
Find KL. Round to the nearest hundredth.
A wire is attached from the top of a 30-foot tall telephone pole to a stake in the ground.
If the angle formed by the wire and the pole is 48°, what is the length of the wire? Round your answer to the nearest hundredth.
