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Phantasy [73]
2 years ago
11

Please answer the questions.

Mathematics
1 answer:
Paladinen [302]2 years ago
6 0

Answers in order:

7 11 5 3 40 20 7 1 2 84 12 35

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I'm a little bit confused about how to approach this can someone help?
Taya2010 [7]

Answer:

4

Step-by-step explanation:

ΔABC is congruent with ΔDEF.  That means the corresponding sides are congruent.

Look at the order of the letters.  EF are the last two letters of ΔDEF.  So this corresponds with the last two letters of ΔABC.  Therefore, EF ≅ BC.

EF ≅ BC

x² + 8x = 48

x² + 8x − 48 = 0

(x + 12) (x − 4) = 0

x = -12 or 4

Since x can't be negative, x = 4.

5 0
3 years ago
SOS HELPPPP
Hunter-Best [27]

Answer:

18

Step-by-step explanation:

5 0
3 years ago
Solve 71.2e = 1,637.6
otez555 [7]

Answer:

193.54166618

Step-by-step explanation:

7 0
3 years ago
Pls I beg someone to finish ALL of this :(. I’ve stayed up all night to do this but I couldn’t figure all of them out. Pls pls p
Mekhanik [1.2K]

Answer:

9. 1:53

10. 4:17

11. 2:52

12. 3:35

This should be it have a great day buddy!

8 0
3 years ago
The number of milligrams Dh of a drug in a patient's bloodstream h hours after the drug is injected is modeled by the following
hodyreva [135]

We assume you intend

D(h)=35e^{-0.15h}

You want to evaluate this function for h=0 and h=8.

D(0)=35e^{0}=35\\D(8)=35e^{-0.15\cdot 8}\approx 10.54

The amount injected was 35 milligrams; 8 hours later 10.54 milligrams remained.

4 0
3 years ago
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