Powers and Roots
122
144
3x + 2 = 14
4
What is the sum of all interior angles of a triangle?
180º
What is the probability of rolling a 3 on a die?
1/6 or 16.7%
43
64
Combine like terms:
5m + 7m + 2p - p
12m + p
What is a right and a straight angles?
right: 90º
straight: 180º
A car travels 180 km at a constant average speed of 60 km/h. Determine the time taken for the trip.
3 hours
What is the square root of 81?
9
Combine line terms:
3x + 5xy - 8y - 7y - 12xy
3x - 7xy - 15y
What are complementary and suplementary angles?
Complementary: add up to 90º
Suplementary: add up to 180º
What is the probability of of rolling an even number on a die AND flipping heard on a coin?
1/4 or 25%
What is the cubic root of 8?
2
Solve for x:
3x - 5 = 7x - 13
x = 2
What is the measurement of the third angle of the right riangle with legs 12 cm and 5 cm?
13cm
What happens to the experimental probability when the experiment is repeated a lot of times?
The experimental probability tends to get closer to the theoretical probability
25 + 34
113
Solve the simultaneous equations:
2x + y = 11
3x - 4y = 11
x = 5
y = 1
Evaluate the area of a circle with 6cm of radius.
Use pi as 3
108 cm2
An object is made of a material has a constant density of 5 g/cm³ and occupies a volume of 12 cm³. Determine the mass of the object.
60g