Question

ayuda porfavor doy corona

son 60 pts

Answer 1

Respuesta:

$1. \: \: \: A = {(9 \: cm)}^{2} \\ A = 81 \: {cm}^{2} \\ \\ 2. \: \: \: A = {(7.5 \: cm)}^{2} \\ A = 56.25 \: {cm}^{2}$

$3. \: \: \:A = 14 \: cm \times 3 \: cm\\ A = 42 \: {cm}^{2} \\ \\ 4. \: \: \:A = 8.2 \: cm \times 3.5 \: cm\\ A = 28.7 \: {cm}^{2}$

$5. \: \: \:A = \frac{8 \: cm \times 12 \: cm}{2} \\ A = \frac{96 \: {cm}^{2} }{2} \\ A = 48 \: {cm}^{2} \\ \\ 6. \: \: \:A = \frac{10.5 \: cm \times 8.5 \: cm}{2} \\ A = \frac{89.25 \: {cm}^{2} }{2} \\ A = 44.625 \: {cm}^{2}$

Answer 2

Respuesta:

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