Pythagorean Theorem & Distance Formula

T/F The Pythagorean Theorem for right triangles where c is the longest side is

c² = a² - b²

• false

• true

• did you actually read the problem?

• subtraction?

• theoretical, so maybe not true

Tags

CCSS.8.G.B.8

What is the relationship between the sides in the Pythagorean Theorem shown?

• a + b = c

• a² + b² = c²

• a² – b² = c²

• a – b = c

Tags

CCSS.8.G.B.8

Which equation correctly reflects the right triangle shown?

• x² + 14² = 20²

• 14² + 20² = x²

• 14² – 20² = x²

• x² – 14² = 20²

Tags

CCSS.8.G.B.8

Which equation can be used to solve for "x"?

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + 21² = x²

• 21² – 15² = x²

Tags

CCSS.8.G.B.7

Which Pythagorean Triple does the picture illustrate?

• 4, 5, 6

• 2, 3, 4

• 3, 4, 5

• 1, 2, 3

• 9, 16, 25

Tags

CCSS.8.G.B.8

Which equation CANNOT be used to find the length of the missing side?

• 12² + 13² = x²

• x² + 12² = 13²

• 13² – 12² = x²

• 13² – x² = 12²

Tags

CCSS.8.G.B.8

The Pythagorean Theorem ONLY works on which triangle?

• obtuse

• scalene

• isosceles

• right

• equilateral

Tags

CCSS.8.G.B.8

What is the opposite operation to squaring a number?

• divide

• multiply

• fractions

• square root

• cube

What is the side of a right triangle opposite the right angle?

• square

• arm

• leg

• hypotenuse

• altitude

What is the length of the hypotenuse in the triangle shown?

• 3

• 4

• 5

• 8

• 7

Tags

CCSS.6.G.A.3