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Aleksandr [31]
3 years ago
14

Please help! Will mark Brainiest!

Mathematics
1 answer:
DochEvi [55]3 years ago
7 0

Answer:

27.93 square yard

Step-by-step explanation:

For semicircle:

Radius (r) = 7 yards

For Triangle:

b = 2r = 2*7 = 14 yd

h = 7 yard

Area of shaded region = Area of semicircle - Area of triangle

= \frac{1}{2}  \times \pi {r}^{2}  -  \frac{1}{2}  \times b \times h \\  \\  =  \frac{1}{2}  \times 3.14 \times  {7}^{2}  -  \frac{1}{2}  \times 14\times 7 \\  \\  = \frac{1}{2}  \times 3.14 \times  49  -  \frac{1}{2}  \times 98\\  \\  = 3.14 \times 24.5 - 49 \\  \\  = 76.93 - 49  \\  \\  = 27.93 \:  {yd}^{2}  \\

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When four gallons are added to a tank that is one-third full, the tank is then one-half full. What is the capacity of the tank i
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The capacity of the tank in gallons is 24 gallons.

<h3>What is an Equation ?</h3>

An equation is a mathematical statement formed when two algebraic expressions are equated by an equal sign.

It is given in the question that

When four gallons are added to a tank that is one-third full

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Let the capacity of the tank is x gallons

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Read 2 more answers
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