3 years ago

A circle has a radius of 6 inches. Which is the closest to the area, in square inches, of the circle?

Mathematics

1 answer:

Gelneren [198K]3 years ago

7 0

Answer:

131.1 in^2

Step-by-step explanation:

a=πr^2

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Anastaziya [24]

C. 125 Since a triangle equals 180 degrees you will have to subtract 180-35-20= 125.

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4 years ago

Which ordered pairs are solutions to this system of inequalities?

Dafna11 [192]

9514 1404 393

Answer:

c, d, e

Step-by-step explanation:

The first two listed points are not in the solution set. The remaining three are.

Any point in the doubly-shaded area, or on the solid boundary line of that area is part of the solution set. Points (-1, -6), (0, -5), and (0.5, -2) are solutions to the given inequalities.

7 0

3 years ago

tony had 13 bills in his wallet. they were all fives or tens. the total amount of money in his wallet was $90. How many five dol

yanalaym [24]

//I'll let x = $5, y = $10
x + y = 13
5x + 10y = 90

So, y = 13 - x
5x + 10(13 - x) = 90
5x + 130 - 10x = 90
-5x = -40
x = 8

6 0

3 years ago

Point M is the midpoint of line AB. If M is at (6,-2) and A is at (-3,0), what are the coordinates of endpoint b?

Eddi Din [679]

Answer:

Step-by-step explanation:

(x + 6)/2 = -3

x + 6 = -6

x = -12

(y - 2)/2 = 0

y - 2 = 0

y = 2

(-12, 2)

8 0

3 years ago

Find the fifth roots of 243(cos 240° + i sin 240°). (5 points)

MakcuM [25]

Answer:3

Step-by-step explanation:r( cos Ф + i sinФ) is the fifth root of 243(cos 240 + i sin 240), then r^5( cos Ф + i sin Ф )^5 = 243(cos 240 + i sin 240).

3 0

3 years ago