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geniusboy [140]

3 years ago

14

How do i write a paragraph proof of this and what is the answer

1 answer:

rodikova [14]3 years ago

4 0

From C you draw a parallel to AB. From left to right name the angles:
C₁, C₃ and C₂

∠C₁ = ∠A₁ (interior alternate)
∠C₃ = ∠C₃
∠C₂ = ∠B₂ (interior alternate), but ∠C₁ + ∠C₃ + ∠C₂ = 180° (straight line),

Then: ∠A₁ + ∠C₃ + ∠B₂ = 180°

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Which is the better by 8-foot of cord for $2.80or 9-foot piece of cord for $2.88

Dmitrij [34]

Answer:

9-foot piece is better deal by $0.03 per foot

Step-by-step explanation:

2.80/8 = $0.35 per foot (for 8-foot piece)

2.88/9 = $0.32 per foot (for 9-foot piece)

4 0

3 years ago

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An architectural drawing lists the scale as 1/4" = 1'. If a bedroom measures 634" by 412" on the drawing, how large is the bedro

Rudiy27

and the answer should be 18 x 27. The answers were reversed.

Step-by-step explanation:

basically you can do (6x4) + 3 = 27

and (4x4) + 2 = 18.

8 0

4 years ago

What is the sum of 7/6 and 5/8

zmey [24]

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1 19/24

Step-by-step explanation:

7 0

3 years ago

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Karen spends $600 on bills each month. Of this total, 10% is for phone, 1/4 is for internet, and 3/5 is for utilities. If the re

dalvyx [7]

Answer:

$30

Step-by-step explanation:

divide 600 by 10 to get 60

divide 600 by 4 to get 150

divide 600 by 5 to get 120, then multiply 120 by 3 to get 360.

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3 0

3 years ago

Circle A has a radius of 21 meters . Circle B has a radius of 28 meters. Find the circumference if each circle in terms of pi

qwelly [4]

Answer:

Circle A= $42\pi$

Circle B = $56\pi$

Step-by-step explanation:

Circumference of a circle = $2\pi r$

Since you are given the radius, you put it in place of r

Circle A = $2 *\pi *28\\21*2 = 42\\\\42\pi$

Circle B= $\\2*\pi *28\\28*2 =56\\56\pi\\\\\\$

7 0

4 years ago