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Firstly draw the circle and label the diameter. Then calculate the radius by dividing the diameter by 2 (radius is 10mm). Using the formula A=pi*r^2 to find the area. This gives the answer as 100pi mm^2 o...
The perfect tense is used to describe actions that have been completed, or that happened a certain number of times. For example if you want to talk about something that you did at a specific time in the p...
This is a question about completing the square. The first step involves taking the factor of 3 our of the expression to reach the correct form for completing the square to reach 3(x^2-(8/3)x)+1. Then, con...
Genetic engineering is a biotechnology technique where DNA from one organism is transferred to another organism. The reason we use this technique is so the organism that receives DNA becomes genet...
¡Hola¡ ¿Cómo estás?¿Fuiste de vacaciones este año?Ahora, estoy en España con mi hermana, a veces vamos a ver a su hermano aquí porque se ven todos los meses. No obstante, esta vez no vamos a ir allí porqu...
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