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Pythagorean Equation from Variables - Either Missing Length (Radical) (Level 1)

This math topic focuses on practicing the Pythagorean theorem by solving for the missing hypotenuse, denoted as 'c', in a right triangle using given side lengths 'a' and 'b'. Students apply the theorem to find the square root (radical) of the sum of the squares of the given side lengths, enhancing their foundational understanding of triangles and radicals. Each problem includes different values for 'a' and 'b,' and offers potential solutions for 'c', among which only one is correct based on Pythagoras' theorem. This topic helps strengthen students' skills in algebraic manipulation and applying geometric principles to find exact solutions.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Variables - Either Missing Length (Radical)

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Find the radical (square root) for the value of 'c' in this equation

a2+b2=c2a=4b=3c=?a^2 + b^2 = c^2\\a = 4\\b = 3\\c = ?

Pythagorean Equation from Variables - Either Missing Length (Radical) Worksheet

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Math worksheet on 'Pythagorean Equation from Variables - Either Missing Length (Radical) (Level 1)'. Part of a broader unit on 'Pythagoras - Foundations' Learn online: app.mobius.academy/math/units/pythagoras_foundations/
1
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 2\\b = 4\\c = ?
a A LaTex expression showing c = square root of 12
b A LaTex expression showing c = square root of 20
c A LaTex expression showing c = square root of 36
2
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 3\\b = 2\\c = ?
a A LaTex expression showing c = square root of 21
b A LaTex expression showing c = square root of 13
c A LaTex expression showing c = square root of 5
3
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 4\\b = 2\\c = ?
Find the radical (square root) for the value of 'c' in this equation
a A LaTex expression showing c = square root of 12
b A LaTex expression showing c = square root of 20
4
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 4\\b = 6\\c = ?
a A LaTex expression showing c = square root of 124
b A LaTex expression showing c = square root of 20
c A LaTex expression showing c = square root of 52
5
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 2\\b = 3\\c = ?
a A LaTex expression showing c = square root of 13
b A LaTex expression showing c = square root of 22
c A LaTex expression showing c = square root of 5
d A LaTex expression showing c = square root of -5
6
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 4\\b = 5\\c = ?
a A LaTex expression showing c = square root of 9
b A LaTex expression showing c = square root of 41
c A LaTex expression showing c = square root of -9
7
Find the radical (square root) for the value of 'c' in this equation
A LaTex expression showing a to the power of 2 + b to the power of 2 = c to the power of 2 \\a = 5\\b = 4\\c = ?
a A LaTex expression showing c = square root of 41
b A LaTex expression showing c = square root of 9
c A LaTex expression showing c = square root of 57