Pythagoras
The longest side of a right triangle is called _______.
hypotenuse
When two lines have the same gradient, it means the lines are ________.
Simplify the inequality, 3x > 12.
x > 4
Change 4.7 kilometers to meters.
4700 m
What is the mode in the data: 4, 5, 2, 5, 3, 7, 5, 1?
5
The shorter sides of a right triangle are 3cm and 4 cm long. Find the length of its longest side.
5 cm
The equation y = 3x + 6 is passing the y-axis at what point?
(0, 6)
In 2x + 5 < x + 1, is -5 part of the solution set? Yes or No.
YES
Change 5670 centimeters to meters.
56.7m
What is the median in the data:10, 8, 6, 4, 2, 0?
5
If the two shorter sides of a right triangle are 6 cm and 8 cm, find the length of its hypotenuse.
10 cm
Line P is perpendicular to line Q. If the gradient of line Q is -3/4, what is the gradient of line P?
4/3
or 1 1/3 or 1.33
Simplify: 10 + 2n ≤ 7n - 10
4 ≤ n
or n ≥ 4
Change 67 000 meters to kilometers.
67 km
A dice is rolled 10 times, and the result is listed below:
2, 5, 6, 1, 4, 2, 3, 2, 1, 6.
Find its mode.
mode: 2
The rectangular wall is 5m by 12m. Find the length of its diagonal.
13 m
Find the value of x in the equation:
3(x + 2) = 2x + 10
x = 4
What is the highest possible integer value of y to make the inequality correct?
37/y > y/37
36
Change 9870 cm3 to liters.
9.87L
Five students have their heights in cm listed below:
145 cm, 150 cm, 155 cm, 160 cm, 165 cm.
Find the mean of their height?
155 cm
Two right triangles are mathematically similar. The shortest side of the smaller triangle is 3 cm and its hypotenuse is 5 cm. If the shortest side of the larger triangle is 12 cm, find the length of its hypotenuse.
20 cm
Find the value of x and y:
2x - 2y = 14
x + y = 5
x = 6; y = -1
Give the positive integers that satisfy the inequality
3y + 4 ≥ 5y - 6
1, 2, 3, 4, 5
A medical staff starts work at 18 40 and finishes work at 06 10 the next day. How long is the doctor at work? Give your answer in hours and minutes.
11 h 30 mins
Amber's mean mark on five tests is 80. Her marks in four of these tests are 68, 81, 74, and 89.
Work out her mark on the fifth test.
88