TSI Math formula's prep

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Last updated 8:28 PM on 5/29/25
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19 Terms

1
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What is the formula for the area of a rectangle?

A = l ⋅ w

2
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What is the formula for the area of a triangle?

A = 1/2 ⋅ b ⋅ h

<p>A = 1/2 ⋅ b ⋅ h </p>
3
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What is the formula for the area of a trapezoid?

A = 1/2 ⋅ (b1 + b2) ⋅ h

<p>A = 1/2 ⋅ (b1 + b2) ⋅ h </p>
4
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What is the formula for the area of a circle?

P = π ⋅ r²

<p>P = π ⋅ r² </p>
5
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What is the formula for the perimeter of a rectangle?

P = 2l + 2w

<p>P = 2l + 2w</p>
6
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What is the formula for the circumference of a circle?

C = 2πr

7
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What is the formula for the volume of a rectangular prism?

V = l ⋅ w ⋅ h

8
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What is the formula for the volume of a cylinder?

V = πr²h

<p>V = πr²h </p>
9
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What is the formula for the volume of a cone?

V = 1/3πr²h

<p>V = 1/3πr²h</p>
10
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What is the formula for the volume of a sphere?

V= 4/3πr³

<p>V= 4/3<span style="color: rgb(191, 191, 191)">πr³</span></p>
11
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What is the slope formula?

M = y2-y1/x2-x1

<p>M = y2-y1/x2-x1</p>
12
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What is the point-slope form?

y - y1 = m(x - x1)

<p>y - y<em>1 = m(x - x</em>1)</p>
13
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What is the slope-intercept form?

y = mx + b

14
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How do you calculate the percent of a number?

Part = Percent ⋅ Whole

15
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What is the percent change formula?

New Value- old value/old value x100

<p>New Value- old value/old value x100</p>
16
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What is the average (mean) formula?

Sum of Values/ number of values

<p>Sum of Values/ number of values</p>
17
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What is the distributive property?

a(b + c) = ab + ac

<p>a(b + c) = ab + ac</p>
18
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When do you combine like terms?

When the terms have the same variable and exponent.

19
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What does factoring GCF mean?

Pulling out the greatest number and variable shared by all terms in an expression.