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jekas [21]
3 years ago
9

Find the area. 4 cm 8 cm

Mathematics
1 answer:
kati45 [8]3 years ago
7 0

Answer:

16cm^2

Step-by-step explanation:

8*4=32

Because it is a triangle, divide by 2. So:

32/2=16cm^2

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Find the area of a sector with a central angle of 120° and a diameter of 7.3 cm. Round to the nearest tenth.
Andru [333]

Answer:14cm^{2}

Step-by-step explanation:

diameter=7.3cm

radius=\frac{diameter}{2}

          =\frac{7.3}{2}

          =3.65cm

angle =120°

area=\frac{angle (tita)}{360} × \frac{\pi r^{2} }{1}

=\frac{120}{360} × \frac{22}{7} ×3.65^{2}

=13.95cm^{2}

≅14cm^{2}

6 0
3 years ago
A holiday toy drive is putting together baskets for children they’re 84 toys and 56 books if each basket or see the same number
BaLLatris [955]

Answer:

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Step-by-step explanation

we can use Greatest common divisor to solve

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3 years ago
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11111nata11111 [884]

Answer:

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Step-by-step explanation:

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20 : 34

19.6 : x

20x = 19.6 * 34

20x = 666.4

x= 666.4/20

x=33.32

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3 years ago
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Step-by-step explanation:

7 0
3 years ago
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How many places do you need to move the decimal to the left to write the
NikAS [45]

Answer: 6 x 10^12

Step-by-step explanation:

Move the decimal to the left so there is one non-zero digit number left of the decimal point. This will be the exponent placed on 10

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