Math 8 Unit 8: Find the Missing Side Using the Pyth Th

Why do we use the Pythagorean Theorem?

• To find the missing side of a right triangle
• To find the area of a triangle
• To find the volume of a cone
• To find the circumference of a circle

Tags

CCSS.8.G.B.8

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

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 13
• 17
• 7

Tags

CCSS.8.G.B.7

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 12.12
• 21.2
• 7.3

Tags

CCSS.8.G.B.7

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 23
• 17
• 7

Tags

CCSS.8.G.B.7

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 19.31
• 25
• 16.58

Tags

CCSS.8.G.B.7

If a triangle has a hypotenuse with a length of 12 cm and a leg with a length of 10 cm, how long is the other leg rounded to the nearest tenth?

• 22.2 cm
• 6.6 cm
• 2.4 cm

Tags

CCSS.8.G.B.7

If a triangle has a side A that measures 8 yards and a side B that measures 4 yd, how long is side C in yards?  Round to the nearest tenth.

• 8.9 yd
• 6.9 yd
• 8.4 yd

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which is the length of the hypotenuse?

• 13 ft.

• 84 ft.

• 85 ft.

• 182 ft.

Tags

CCSS.8.G.B.7