Equations

Question 1

What is the area of a rectangle?

Answer 1

Length X width

Question 2

What is the area of a parallelogram?

Answer 2

Base X height

Question 3

What is the area of a triangle?

Answer 3

1/2 X base X height

Question 4

What is the area of a trapezium?

Answer 4

1/2 the sum of the parallel sides X distance between them

Question 5

What is the volume of a cuboid?

Answer 5

Length X width X height

Question 6

What is the volume of a cylinder?

Answer 6

π ² x Height

Question 7

What is the volume of a pyramid?

Answer 7

1/3 X base area X height

Question 8

What is the equation for circumference?

Answer 8

2πr/πd

Question 9

What is the area of a circle?

Answer 9

πr²

Question 10

What is the equation for speed?

Answer 10

Speed = distance/time

Question 11

What is the equation for density?

Answer 11

Density = mass/volume

Question 12

What is the equation for pressure?

Answer 12

Pressure = force/area

Question 13

What is the sine rule?

Answer 13

a/sinA = b/sinB

Question 14

What is the cosine rule?

Answer 14

a²=b²+c² - 2bccosA

Question 15

What is the area of a triangle which is t a right angle?

Answer 15

1/2absinC

Question 16

What is the Pythagoras equation?

Answer 16

a ²+b ²=c ²

Question 17

What does sohcahtoa stand for?

Answer 17

Sin = opp/hyp
Cos = adj/hyp
Tan = opp/adj