# The two legs of a right-angled triangle are 4 and 9. Find the area of this triangle.

August 28, 2021 | education

| The area of a right-angled triangle (S) is equal to half the product of its legs: S = 1/2 * a * b, where a and b are the legs of the triangle.

Knowing that the legs of a right-angled triangle are 4 and 9, we find its area:

S = 1/2 * 4 * 9 = 18.

Answer: 18.

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