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A line intercepts point A at (4,4) and point B (8,12). Find the gradient and the intercept of the line.

First, calculate the gradient of the line (m) using the equation using dy / dx.m = dy / dx = (y_2 - y_1) / (x_2 - x_1) = (12 - 4) / (8 - 4) = 8 / 4 = 2.As you now know the gradient of the line and points ...

Answered by Alex F. • Maths tutor

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ABC is a right-angled triangle (B being the right angle). Is AB=12 and BC=9, What is Angle A? (3.s.f.)

If you having trouble visualising it, try drawing a diagram. Start with SohCahToa. As A is opposite side BC=9, Opposite =9 As AB=12 is adjacent to A, Adjacent=12 Both opp...

Answered by Catherine P. • Maths tutor

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Lee este texto y indica tu respuesta a la pregunta siguiente: ¿Donde va Olivia cada viernes?

"Hola, me llamo Olivia. Tengo veinte años. Soy estudiante de matemática, pero me gusta dibujar mas que me gusta resolver problemas de matemática. Cada viernes, voy a una clase de arte."
1) ...

Answered by Kimberley L. • Spanish tutor

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A is (2,12) and B is (8,2). What is the midpoint of AB?

To find the midpoint we add both x coordinates together and divide by 2. 2+8= 10, 10÷2 = 5 We then add both of the y coordinates together and divide by 2. 12+2 = 14, 14÷2 = 7Then we are given the coord...

Answered by Madelaine D. • Maths tutor

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Describe 3 advantages of migration for the host country.

Migrants increase the tax base (the number of people paying taxes), which is an economic advantage.They can also stabilise the birth rates of countries with ageing populations, because migrants are very o...

Answered by Dylan B. • Geography tutor

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