# Tricky Trigonometry True or False Trivia Quiz!

## It's time for some revision! Can you sort the fact from the fiction in this angular edition of true-or-false? Don't be obtuse - give it a go!

Hope you've been paying attention in class - it's time for a trigonometry test! See if you can spot the truth in these questions - be warned, they'll try to trick you! And don't forget to try our other maths quizzes! Try this true or false maths quiz, the true or false geometry challenge, or take a break and have a laugh with these fraction jokes!

#### Trigonometry is all about angles!

#### This is a right-angled triangle!

#### The side opposite the right angle is called the meridian line!

#### The angle of the triangle is measured using Celcius!

#### The theorem for a right-angle triangle is named after Greek mathematician Pythagoras!

#### Radians are used to describe the angle of a triangle inside a circle!

#### The Greek letter used to calculate sine, cosine and tangent is Omicron!

#### Can't remember the formula for figuring out an angle? This word will help: "krakatoa"!

#### Say you wanted to measure the height of a wall. If you stand 30 feet away and measure and angle of 60 degrees, do you have enough info to calculate the height?

#### A right angle is always 90 degrees, no matter how big the triangle is!

Uh oh! Looks like it's time to crack the textbooks open and get revising! Don't worry, you can always come back and have another go!

Not bad at all - you know a little trigonometry! We bet you can do better though - why not try again and see?

Very good! You've been paying attention in class, well done! But can you get full marks next time? Why not have a go and see!

Wow, perfect - well done! You're a total trigonometry whiz!