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D
The triangular based pyramid ABCD is shown.
The base ABC is a right-angled triangle and
the pyramid has a volume of 72 cm'.
D is directly above A.
AB = AC
AD = 2 x AB
The length AB is labelled x.
C
The formula for the volume of a pyramid is:
x area of base x perpendicular height
A
Calculate the length x.
Х
B

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.