Final Trigonometry Review by Tres

Who discovered the Pythagorean Theorem?

• The Chinese

• the Babylonians

• Pythagoras

• Si Tres

Answer explanation

Although the Babylonians discovered the theorem much earlier, Pythagoras was recognized as the first one to prove it.

Pythagorean Triples are a set of three integers which follows the Pythagorean Theorem. Which of the following sets of numbers is a Pythagorean Triple?

What is the sum of the interior angles of a tetradecagon (14-gon)?

How many degrees does each angle of a nonagon have?

The ratio of the measures of two supplementary angles is 3:7. What are the measures of the two angles?

A ladder, 17 m long, leans against a wall. The foot of the ladder is 15 m from the base of the tower. How far can the ladder reach up the wall?

• 9

• 9 m

• 10 m

Find the length of a diagonal of a rectangle with lengths 24 cm and width 7 cm.

• 25 cm

• 26 cm

Which of the following is the ratio of the hypotenuse and the opposite side of the angle?

• sine

• secant

• cosine

• cosecant