The perimeter of a right-angled triangle is 40 cm. The length of one of the sides = 6 cm. Calculate the length of the other sides.
| December 17, 2020 | education
a-6cm
b-?
P-40cm
P = (a + b) * 2
b = 40 / 2-6 = 20-6 = 14cm
b = 14cm
We know that side a = 6cm, perimeter = 40cm. To find the perimeter, you add the two sides and multiply them by two. And to find one of the sides, you need to do the opposite.
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