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Pythagoras' Theorem
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India
Class VII

Isosceles right triangles (45-45-90 special right triangles)

Lesson
Practice

Interactive practice questions

Use the Pythagorean theorem to find the exact length of the missing side, $c$c.

A right-angled triangle with a right angle at its base as indicated by a small square. The angle on the lower-left is labeled 45 degrees indicating its measure. The sides opposite and adjacent the 45-degree angle are both labeled 1 indicating their length. The hypotenuse, which is the side opposite the right angle, is labeled c.

Easy
1min

Use the Pythagorean theorem to find the exact length of the missing side, $b$b.

Easy
< 1min

Consider the triangle shown below.

Easy
1min

Consider the triangle below.

Easy
4min
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Outcomes

7.G.PT.4

Pythagoras Theorem (Verification only)

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