Review - Right Triangle Trig.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle measuring 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is the Pythagorean theorem?

Back

Tags

CCSS.8.G.B.8

Front

Define sine in the context of a right triangle.

Back

Tags

CCSS.HSG.SRT.C.6

Front

Define cosine in the context of a right triangle.

Back

Tags

CCSS.HSG.SRT.C.6

Front

Define tangent in the context of a right triangle.

Back

Tags

CCSS.HSG.SRT.C.6

Front

What is SOH CAH TOA?

Back

SOH CAH TOA is a mnemonic to remember the definitions of sine, cosine, and tangent: Sine = Opposite/Hypotenuse, Cosine = Adjacent/Hypotenuse, Tangent = Opposite/Adjacent.

Tags

CCSS.HSG.SRT.C.6

Front

How do you find the height of a ladder leaning against a wall?

Back

Use the sine function: Height = Ladder Length * sin(Angle).

Tags

CCSS.HSG.SRT.C.8

Front

If a ladder makes a 62° angle with the ground and is 14 feet long, how high does it reach?

Back

Height = 14 * sin(62°) ≈ 12.36 feet.

Tags

CCSS.HSG.SRT.C.8

Front

What is the formula to find the angle of elevation?

Back

Use the tangent function: Angle = arctan(Height/Distance).

Tags

CCSS.HSG.SRT.C.8

Front

How do you solve for a side in a right triangle using the Pythagorean theorem?

Back

Tags

CCSS.8.G.B.7