GRADE 9 MATH
1.)In a right triangle, the length of the base is 3cm, hypotenuse is 5cm. Find the value of the missing side.
1.)In a right triangle, the length of the base is 3cm, hypotenuse is 5cm. Find the value of the missing side.
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Answer:
by Pythagorean Theorem
c² = a² + b²
where,
c = 5cm
b = 3cm
a = ?
solve for a,
c² = a² + b²
5² = a² + 3²
25 = a² + 9
a² = 25 - 9
a² = 16
a = √16
a = 4 cm