Is it Right? Using the Pythagorean Theorem

What is the formula used for the Pythagorean Theorem?

• a + b = c
• a² + b² = c²
• a₂ + b₂ = c₂
• a x b = c

Tags

CCSS.8.G.B.8

What is the hypotenuse (c)?

• the two sides that make up the right angle
• the longest side, across from the right angle
• the shortest side
• the straight side of the triangle

Tags

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What are the "legs" of a triangle (a + b)?

• the two sides that make up the right angle
• the longest side, across from the right angle
• the shortest side
• the straight side of the triangle

What is an example of squaring a number?

• 2 x 8
• 5 x 6
• 5 + 5
• 7 x 7

If a triangle has sides that measure 3 cm, 4 cm and 5 cm - is it a RIGHT triangle?

• Yes, right triangle
• No, not a right triangle

Tags

CCSS.8.G.B.8

If a triangle has sides that measure 4 in, 5 in and 6 in - is it a RIGHT triangle?

• Yes, right triangle
• No, not a right triangle

Tags

CCSS.8.G.B.8

If a triangle has sides that measure 10 in, 4 in and 8 in - is it a RIGHT triangle? (be careful when you find c!)

• Yes, right triangle
• No, not a right triangle

Tags

CCSS.8.G.B.8

If a triangle has sides that measure 8 mm, 17 mm and 15 mm - is it a RIGHT triangle? (be careful when you find c!)

• Yes, right triangle
• No, not a right triangle

Tags

CCSS.8.G.B.8

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Tags

CCSS.8.G.B.8

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8