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3 cards from this section. Quick, good the night before a test.
What is Pythagoras' Theorem used for?
Think of a right triangle and its sides.
In a right triangle with sides 6 cm and 8 cm, what is the length of the hypotenuse?
Use Pythagoras' Theorem.
What does Pythagoras' Theorem help us find?
It's about the relationship of the sides.
True or False: The angles in a triangle always add up to 180°.
Think about what you learned about triangles.
A tree casts a shadow of 15 m when the angle of elevation of the sun is 30°. Calculate the height of the tree.
Draw a triangle to visualize the elements involved.
An isosceles triangle has equal sides of length 10 cm and a base of 8 cm. Verify if the angles opposite the equal sides are equal.
Calculate one angle and use the relationship with the sum of angles.
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