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3 years ago

What is the formula for area of a quarter circle

Mathematics

1 answer:

GuDViN [60]3 years ago

3 0

Answer:

πr²/4

Step-by-step explanation:

Area of a circle if πr²

so Area of a quarter of a circle (or 1/4 of a circle) = πr²÷4

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What is the number of possible outcomes if three quarters are tossed and the total numbers of heads and tails are counted? A) 2

Gre4nikov [31]

Answer:

D). 8.

Step-by-step explanation:

Each quarter will come up heads or tails - that is 2 possibilities.

So for 3 tosses the number of outcomes is 2*2*2 = 8.

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3 years ago

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I will give Brainliest its maths and I need help on a b and c

JulsSmile [24]

Answer:

${5}^{3} \times {5}^{x} = {5}^{7} \\ 3 + x = 7 \\ x = 4$

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3 years ago

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0.75(3.55a - 6b) simplified please

GREYUIT [131]

Answer:

Step-by-step explanation:

2.66a-6b

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3 years ago

Do the following exercise.

OLga [1]

Answers:

1. A person with 1 exemption making between $580 and $600 would have $21.97 withheld.

2. A person with 3 exemptions making between $340 and $360 would have $4.51 withheld.

3. A person with 4 exemptions making $610 would have $16.31 withheld.

4. A person with 2 exemptions making between $440 and $460 would have $12.16 withheld.

5. Tim Worker had $7.84 withheld. What was his wage range? $360-$380

Please, see the attached files.

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8 0

3 years ago

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-12+x-34=60 If you like this question please rate this five stars! Thank you!

natulia [17]

Answer:

x=106

Step-by-step explanation:

Let's solve your equation step-by-step.

−12+x−34=60

Step 1: Simplify both sides of the equation.

−12+x−34=60

−12+x+−34=60

(x)+(−12+−34)=60(Combine Like Terms)

x+−46=60

x−46=60

Step 2: Add 46 to both sides.

x−46+46=60+46

x=106

8 0

3 years ago