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Georgia [21]
3 years ago
7

HELPPPP PLZZZZ!!!!!!!!!!

Mathematics
2 answers:
eduard3 years ago
8 0

Answer:

1. 9.30

5. 46.50

8. 74.40

<em>H</em>. 9.30

a. 60.45

b. 20 hours

Step-by-step explanation:

hram777 [196]3 years ago
6 0

Answer:

i can help just not with this

Step-by-step explanation:

did i help :D

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Help please!!!!;;;;;;;;;;;;;;;;;;;;
kozerog [31]

Hey!

-----------------------------------------------

Solution:

= (-18) - (4)

= -18 - 4

= -22

When you subtract a positive to a negative number the end result will always be negative.

-----------------------------------------------

Answer:

B. 22

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Hope This Helped! Good Luck!

3 0
3 years ago
Please look at the picture down below
Setler79 [48]

Answer:

D. 7.29.

Step-by-step explanation:

For a Normal Distribution:

Q1  = mean - (0.675) * standard deviation

= 8.5 - 0.675*1.8

= 7.285.

3 0
3 years ago
What is the value of x to the nearest tenth?<br> A. 6.0<br> B. 13.4<br> C. 26.8<br> D. 30.0
lilavasa [31]
Use the Pythagorean theorem:

\left(\dfrac{1}{2}x\right)^2+12^2=18^2\\\\\dfrac{1}{4}x^2+144=324\ \ \ |-144\\\\\dfrac{1}{4}x^2=180\ \ \ \ |\cdot4\\\\x^2=720\to x=\sqrt{720}\\\\\boxed{x\approx26.8}
8 0
3 years ago
A length of rope is stretched between the top edge of a building and a stake in the ground. The head of the stake is at ground l
4vir4ik [10]
X - height of the tree.
A proportion is:
1/2  : x = 1 : 36
x = 36 * 1/2
x = 18
Answer. the tree is 18 feet tall.
6 0
3 years ago
Read 2 more answers
A 6-foot tall person standing with her back to the sun casts an 8-foot long shadow. To the nearest degree, what angle does the s
SVETLANKA909090 [29]
Tgα = 6/8 = 0,75
α≈37 °
8 0
3 years ago
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