2 years ago

HELLPPPPP!! i need help with this taking a test

Mathematics

1 answer:

vivado [14]2 years ago

3 0

Answer:

$trapezoid$

Hope help

Pls mark brainliest if it is a right answer

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Choose Yes or No to tell whether the expressions are equivalent. 1. 4(5c + 3) and 9c + 7 yes or no 2. 10f – 10 and 2(8f – 5) yes

Juli2301 [7.4K]

Answer:

1) No

2) No

3)Yes

4)No

Step-by-step explanation:

Distributive property: a(b + c) =a*b + a*c

1) 4(5c + 3) = (4*5c) + 4*3

= 20c + 12

2) 2(8f - 5) = (2*8f) - (2*5)

= 16f - 10

3) 3(4g + 7) = (3*4g) + (3*7)

= 12g + 21

YES

4) 6(4j - 6) =(6 * 4j) - (6*6)

= 24j - 36

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2 years ago

In Triangle XYZ, X = 5.9 meters, y = 8.9 meters, and z = 5.8 meters. Find the remaining measurements of the triangle, and round

spayn [35]

The answers is 48.2. Because x=60.2 x 91.2=48.2

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2 years ago

Find the value of x. I will mark brainliest

Mandarinka [93]

Answer:

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Step-by-step explanation:

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2 years ago

Find the midpoint of the line segment JK if j (4,6) and k(0,-4)

Snowcat [4.5K]

Answer:

$(2,1)$

General Formulas and Concepts:

Order of Operations: BPEMDAS

Midpoint Formula: $(\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})$

Step-by-step explanation:

<u>Step 1: Define points</u>

J (4, 6)

K (0, -4)

<u>Step 2: Find midpoint</u>

Substitute: $(\frac{4+0}{2},\frac{6-4}{2})$
Add/Subtract: $(\frac{4}{2},\frac{2}{2})$
Divide: $(2,1)$

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2 years ago

You go down 8 floors in an elevator. Your friend goes up5 floors in an elevator. Write each amount as an integer.

Ivahew [28]

-8 and 5 (positive 5)

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2 years ago