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lyudmila [28]
2 years ago
15

The hypotenuse of a 45 -45 -90 triangle measures 18 cm.

Mathematics
1 answer:
meriva2 years ago
6 0

Answer:

it is not D

Step-by-step explanation:

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What is the answer to <br><br> -9 +(-2)
sleet_krkn [62]

Answer:

-11

Step-by-step explanation:

Substarct 2 from -9.

7 0
3 years ago
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Expand and simplify 5(2x-1)-2(3x+2)
kupik [55]

Answer:

4x - 9

General Formulas and Concepts:

<u>Pre-Algebra</u>

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<u>Algebra I</u>

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Step-by-step explanation:

<u>Step 1: Define</u>

5(2x - 1) - 2(3x + 2)

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Distribute:                               10x - 5 - 6x - 4
  2. Combine like terms (x):          4x - 5 - 4
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2 years ago
What is the surface area of the square pyramid represented by the net?
Illusion [34]
Would need the net to answer. but to find the answer you need to find the slant height of the square pyramid, the slant height is the hypotenuse of the right triangle formed by the height and half the base length. Use the pythagorean Theorem
7 0
3 years ago
Milton got a paperweight like the one shown below. He needs to fill it with sand to give it weight.
Rashid [163]
2x2x2 = 8

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4 0
3 years ago
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There are two drama classesoffered at a middle school. The 8th grade class has 13 fewer students than the 7th grade class. If th
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Answer:

Class 8 has 27 and class 7 has 40

Step-by-step explanation:

8th (r) class has 13 fewer than 7th (x).
x -13 = r

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r + x - 13 = 67
r + x = 80

80 divided by two = 40 (per class)

40 - 13 =  27

4 0
1 year ago
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