Q8maths Info

Enlargement, Scale Factor 2, Center $(0,0)$.

Upon inspection, the string "q8maths" contains the numerical value .

Angle $ABC = 90^\circ$. $AB = 5 \text cm$ $BC = 12 \text cm$ (a) Calculate the length of the side AC. (3 Marks) (b) Calculate the size of angle $BAC$. Give your answer to 1 decimal place. (2 Marks) q8maths

(a) $3x(2x - 3)$ (b) $(y-5)(y+5)$

(a) $10 \times 5 \times 3 = 150 \text cm^3$. (b) $2(10\times5) + 2(5\times3) + 2(10\times3) = 100 + 30 + 60 = 190 \text cm^2$. Enlargement, Scale Factor 2, Center $(0,0)$

$$ 2x + 5 > 12 $$ Represent your solution on a number line. (3 Marks)

Triangle P is enlarged by scale factor 2, center $(0,0)$. Describe fully the single transformation that maps triangle P onto triangle Q (the image). (2 Marks) $AB = 5 \text cm$ $BC = 12

$$ \fracx^2 - 9x^2 + 4x + 3 $$ (3 Marks)

4 hours 30 mins $= 4.5$ hours. Speed $= 180 \div 4.5 = 40 \text mph$.

$$ \frac34 \div \frac58 $$ Give your answer as a mixed number in its simplest form. (3 Marks)