Pythagoras' Theory Pre-assessment

What kind of triangles does the Pythagorean Theorem work with?

• Right
• Left
• Isosceles
• Equilateral

Tags

CCSS.8.G.B.8

What is the formula used to solve for the hypotenuse?

• a²+b²=c²
• a+b=c
• a²-b²=c²
• c-a=c

Tags

CCSS.8.G.B.8

Identify the hypotenuse.

• x
• z
• w

The hypotenuse is always.............

• The right angle side

• The shortest side

• The longest side

• On the outside

Tags

CCSS.HSG.SRT.C.8

Find x.

• 35
• 20
• 8
• 12

Tags

CCSS.8.G.B.7

solve for c

• 7
• 9
• 4
• 13

Tags

CCSS.8.G.B.7

The following diagram represents a lamp post braced to the ground with a guy wire. Calculate the length of the guy wire.

• 60 ft.

• 40 ft.

• 80 ft.

• 75 ft.

Tags

CCSS.8.G.B.8

The diagram represents a gate which has a brace across to strengthen it. What is the length of the brace?

• 10 ft.

• 12 ft.

• 15 ft.

• 16 ft.

Tags

CCSS.8.G.B.8

The right angle in a right-angled triangle is formed by the ... and the ... sides.

• hypotenuse

• adjacent

• opposite

• acute

The size of the right angle is ... degree.

• 45

• 90

• 135

• 180