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Math S3 24/25 Flashcards | StudBud
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Math S3 24/25
Math S3 24/25
26 terms
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A Quiz about everything that we've studied in 24/25.
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
Which of these is the right formula for finding the Volume of a Cylinder?
V=πrh2
V=πrh
V=πr2 h
V=πr2h
2
A vertical line has a gradient of 0.
False
True
3
What does the 'm' in y=mx+c represent?
Y-intercept
Slope/Gradient
X-intercept
Constant
4
Solve: x + 7 = 10
x = 0
x = 3
x = 17
x = -3
5
Simplify the ratio 8:12
4:6
16
2:4
2:3
6
What is 3.2 × 10²?
43
32
320
3200
7
Which of these formulas are used for the Volume and Surface area of a Sphere? *Select both A and V*
A = 4 × r²
V = (4/3) × π × r³
V = (1/2) × π × r
A = 4 × π × r²
V = (4/3) × π
A = 2 × π × r
8
You find the volume of a Cube with the formula: a
3
False
True
9
What is the formula for the Volume of a Cone?
V=(1/3) × π × r × h
V=(1/3) × π × r² × h
V=(1/2) × π × r²
V=π × r² × h
10
You find the volume of a Cuboid with the formula: l x w x h
True
False
11
Pythagoras’ Theorem is used to find the length of a side in any triangle.
True
False
12
Which graph shows direct proportionality?
A horizontal line
A curve going down
A straight line through the origin
A curve going up
13
What is Pi? (π)
3.912
2.412
3.141
2.817
14
The graph of y=5 is a horizontal line.
False
True
15
What kind of transformation flips a shape over a line?
Translation
Enlargement
Reflection
Rotation
16
Simplify: 3x + 5x
8x
2x
15x
8x²
17
Which of these equals 2³?
9
6
4
8
18
Factor: x² + 5x
(x + 5)²
x(x² + 5)
x(x + 5)
x + x + x + x + x
19
If y is directly proportional to x, doubling x will also double y.
False
True
20
What is the gradient of the line that passes through the points (1, 2) and (3, 6)?
3
4
1
2
21
How do you find the perimeter of a 2D shape?
You x everything together
Add up all the sides and then divide them by 2
You do the formula b x h
You add up the lengths of all the sides
22
Write 4500 in scientific notation.
45 x 10
4.5 x 10³
0.45 x 10
450 x 10¹
23
What is 25% of 80?
35
20
15
25
24
A triangle is rotated 90 degrees clockwise around the origin. Point (2,3) becomes:
(2,-3)
(3,2)
(-3,2)
(3,-2)
25
Which transformation moves a shape without changing its size or orientation?
Translation
Rotation
Enlargement
Reflection
26
What is the gradient of the line y=−3x+7?
-3
3
7
-7
