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Alecsey [184]
2 years ago
12

Tanelle is cutting out a paper banner as shown in the image. The entire piece of paper is 8 feet long and she is cutting a circl

e with a 1 foot diameter out of each of the 4 sections. (The circles are hemispheres, AKA half circles)
About how much paper will she need? Use 3.14 for pi and show your work.

Mathematics
1 answer:
Mrac [35]2 years ago
4 0

Answer: 4.71

Step-by-step explanation:

You might be interested in
Put in simplest form 8/15 × 5/6
algol13
8/15 x 5/6
•multiply across the numerator and denominator.

= 40/90
• then find a common factor that will go into both the numerator and denominator equally.

Common factor: 5

= 8/18
•there is another common factor, which is 2

Simplified:

=4/9
6 0
3 years ago
Solve x2-14x+21=0 by completing the square
ankoles [38]
x^2-14x+21=0\\\\x^2-2x\cdot7+7^2-7^2+21=0\\\\(x-7)^2-49+21=0\\\\(x-7)^2-28=0\\\\(x-7)^2=28\iff x-7=-\sqrt{28}\ \vee\ x-7=\sqrt{28}\\\\x=7-\sqrt{4\cdot7}\ \vee\ x=7+\sqrt{4\cdot7}\\\\x=7-2\sqrt7\ \vee\ x=7+2\sqrt7
4 0
3 years ago
Square with side 4 is dilated by 7
Kazeer [188]

Answer:

196 in/cm/m²

Step-by-step explanation:

Given that the scale factor is a : b , then the area factor is a² : b² Here the scale factor is 1 : 7 , thus area scale factor is 1² : 7² = 1 : 49 That is the area of the dilated square is 49 times the original square. area of dilated square = 4 × 49 = 196 in/cm/m²

5 0
3 years ago
What is a line that passes through (-7,3 and (-6,-1)
Serggg [28]

Answer:

y=-4x-25

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(-1-3)/(-6-(-7))

m=-4/(-6+7)

m=-4/1

m=-4

y-y1=m(x-x1)

y-3=-4(x-(-7))

y-3=-4(x+7)

y=-4x-28+3

y=-4x-25

3 0
3 years ago
12.8 rounded to the nearest whole number
Lyrx [107]

Answer:

13

Step-by-step explanation:

you're kidding, how do you not know this but I mean I'm here to help even if you're not the brightest

6 0
3 years ago
Read 2 more answers
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