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3 years ago

I need help ASAP! Pease help me understand this please and thank you

Mathematics

1 answer:

Kitty [74]3 years ago

5 0

Answer: the missing side lenght is: 75ft

Step-by-step explanation:

Phytagoras theorem: 21^2+72^2=x^2 / x is the missing side lenght

$x=\sqrt[2]{21^{2} +72^{2} }$

$x=75ft$

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3 years ago

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3 years ago

Is 99 a rational number or integer or whole number

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VLD [36.1K]

3x + 4(2) = 20
3x + 8 = 20
3x = 12
x = 4
(4,2)
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7 0

3 years ago

Find the slope of the line.

Georgia [21]

Answer:

$\displaystyle m=1$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Slope Formula: $\displaystyle m=\frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

Step 1: Define

Point (-4, -1)

Point (1, 4)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute [SF]: $\displaystyle m=\frac{4+1}{1+4}$
Add: $\displaystyle m=\frac{5}{5}$
Divide: $\displaystyle m=1$

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3 years ago