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worty [1.4K]
3 years ago
12

Enter the unknown value that makes this statement true: 20% of ? is 40. ​

Mathematics
1 answer:
elixir [45]3 years ago
3 0

Answer: 20% of 200= 40

Hope this helps

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What is the slope of the line passing through (16, -2) and (-30, 6)?
Novay_Z [31]

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Hope this helps.

5 0
2 years ago
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I need help on how to solve this so anything is good :)
DanielleElmas [232]

Answer:

STUV is a square

Step-by-step explanation:

segment length² = (x-x₁)² + (y-y₁)²

ST²: (-9 - 1)2 + (14 - 10)² = (-10)² + 4² = 116   (the rest follow this formula)

TU² = 116    TV² = 232    SU² = 232   SV² = 116   UV² = 116

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This is a square

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2 years ago
ASAP HELPP PLEASE ?
Kipish [7]
<span>1. h = -16t² + vt + c
⇒ vt = 16t² + h - c
⇒ v = 16t + (h-c)/t

2. c = 5 ft
t = 3s
h = 131 ft

v = 16*3 + (131-5)/3 = 48 + 42 = 90 ft/s

when t=0, velocity is not defined. That means at t=0, there is no velocity of the t-shirt or it is 0.
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5 0
3 years ago
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Rectangle QRST is dilated with the origin as the center of dilation to create rectangle Q'R'S'T'.
scoundrel [369]

Answer:

Rule: dilation about the origin by a scale factor of 2

Step-by-step explanation:

Given

See attachment for QRST and Q'R'S'T

Required

The dilation rule

First, we calculate the scale factor (k)

From the attachment, we have:

QR = 4

Q'R' = 8

k, is then calculated as:

k = \frac{Q'R'}{QR}

k = \frac{8}{4}

k =2

<em>Hence, QRST is dilated by a factor of 2</em>

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3 years ago
What is the value of 7 in 2,639,187
jolli1 [7]
The 7 should be one's place...? 
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3 years ago
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