Year 9 Introducing Pythagoras' Theorem

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The longest side of a right angled triangle is called the

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shortest side

middle side

hypotenuse

non of these

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If n² = 2304 then n equals

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Pythagoras’ theorem can be applied to

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acute angled triangles

obtuse angled triangles

right angled triangles

any triangle

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The diagram shows three squares that are joined at vertices to form a right triangle. Which statement is true?

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The sum of the areas of Square N and Square L is equal to the area of Square K.

The sum of the areas of Square N and Square L is greater than the area of Square K.

The sum of the areas of Square N and Square K is equal to the area of Square L.

The sum of the areas of Square N and Square K is less than the area of Square L.

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The Pythagorean result for a triangle ABC right angled at C is

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a² = b² + c²

b² = a² + c²

c² = a² + b²

none of these

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Which side of this triangle is the hypotenuse?

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Which is the correct Pythagoras’ theorem for this triangle?

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d² = m² − u²

d² = m² + u²

m² = d² + u²

u² = m² + d²

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Find the value of

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0.64

0.8

0.20

0.45

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What is the value of r if

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196

10.77

9.17

116

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An expression for Pythagoras’ Theorem in this triangle is

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(SU)² + (TU)² = (ST)²

(ST)² + (TU)² = (SU)²

(SU)² + (TS)² = (UT)²

(TU)² + (SU)² = (ST)²

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Which statement is true?

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x² = 5² + 6²

x² = 5² + 12²

x² = 6² – 5²

x² = 12² – 5²

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