WLA - Maths - Edexcel GCSE - Formulae - H

Select the formula used to calculate the area (A) of this rectangle?

•  $A\ =\ l+w$  

•  $A\ =\ 2l+2w$  

•  $A\ =\ l\times w$  

•  $A=\left(l+w\right)^2$  

Select the formula used to calculate the area (A) of this parallelogram.

• $l+w+h$

• $l\times h$

• $l\times w\times h$

• $l\times w$

Select the formula used to calculate the area (A) of this triangle.

• $A=b\times h$

• $A=\frac{1}{2}\times b\times l$

• $A=\frac{1}{2}\times b\times h$

• $A=b\times l$

Select the formula used to calculate the area (A) of this triangle.

• $A=\frac{1}{2}\times b\times h$

• $A=b\times h\times l$

• $A=\frac{b\times h}{l}$

• $A=b+h+l$

Select the formula used to calculate the area (A) of this triangle.

• $\frac{1}{2}\times\left(b+h+l+j\right)$

• $\left(h\times l\right)-\left(h\times j\right)$

• $\frac{1}{2}\times b\times h$

• $\frac{1}{2}\times h\times l$

Select the formula used to calculate the area (A) of this trapezium.

• $a+b+l+j$

• $\frac{1}{2}h\left(j+l\right)$

• $ab+jl$

• $\frac{1}{2}h\left(a+b\right)$

Identify the curve labelled y

• Arc

• Circumference

• Radius

• Diameter

Identify the line labelled x.

• Radius

• Diameter

• Tangent

• Circumference

Select the formula for calculating the volume (V) of a pyramid.

• $V\ =\ \frac{1}{3}\times area\ of\ base\times h$

• $V=\frac{1}{2}\times area\ of\ base\times h$

• $V=\frac{h^3}{3}$

• $V=\frac{1}{3}\pi h^3$

Identify the sine rule.

• $\frac{A}{\sin a}=\frac{B}{\sin b}=\frac{C}{\sin c}$

• $\frac{a}{\sin B}=\frac{b}{\sin C}=\frac{c}{\sin A}$

• $\frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}$

• $\frac{a^2}{\sin A}=\frac{b^2}{\sin B}+\frac{c^2}{\sin C}$