TRIGONOMETRY

ANGLES

100

exactly 90 degrees

RIGHT ANGLE

200

a tool to measure angles

PROTRACTOR

300

add up to 180 degrees

ANGLES IN A TRIANGLE

400

measured in degrees

ANGLES

500

What do you call a researcher who is good at trigonometry?

A SINETIST

TRIGO

100

trigonon means ...

TRIANGLE

200

branch of mathematics that deals with side and angles of a triangle

TRIGONOMETRY

300

metron means ...

MEASURE

400

a²+b²=c²

PYTHAGOREAN THEOREM

500

only works in right angled triangles

TRIGONOMETRY

TRI-RATIO

100

longest side of a right triangle

HYPOTENUSE

200

side of the angle

ADJACENT SIDE

300

SOH

SIN=OPPOSITE/HYPOTENUSE

400

opposite angle

OPPOSITE SIDE

500

CAH

COS=ADJACENT/HYPOTENUSE

Pythag

100

Who invented the Pythagorean theorem? 

Pythagoras of Samos

200

Pythagoras' nationality

Greek

300

Name the most commonly used Pythagorean triples.

3, 4, 5

400

What letters are commonly used to label the sides of a right-angled triangle when using Pythagoras theorem?

a, b and c

500

The Pythagorean theory

The square of the sum of the longest side in a right-angled triangle is equal to the square of the sum of the other two sides.