1. Assinale a opção CORRETA em relação a posição do Brasil nos hemisférios terrestres: * a) A linha do Equador divide a Terra em hemisfério Ocidental e hemisfério Oriental.

b) O meridiano de Greenwich divide a Terra em hemisfério Norte e hemisfério Sul.

c) O meridiano de Greenwich passa pelo Brasil e divide suas terras em 7% no hemisfério leste e 93% no hemisfério oeste

d) O Brasil possui terras em três hemisférios: norte, sul e oeste (Ocidental

I’m guessing probably a

In a right-angled triangle: 1- the hypotenuse is the longest side2- we can apply pythagorean rule which states that: (hypotenuse)^2 = (side1)^2 + (side2)^2for the given triangle,longest side is 15 cm  side1 = 9 cmside2 is 12 cm  to check whether the triangle is right-angled or not,compare (15)^2 to the summation of (9)^2 and (12)^in other words, compare 225 to the summation of 81 and 144if they are both equal, then the triangle is right-angles, otherwise, it is not.you haven't provided the diagram showing her work, so i cannot tell the choice. however, apply my explanation to the question you have.

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Think it's d