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Alex Ar [27]
3 years ago
15

What is the age of each of these people.

Mathematics
1 answer:
NikAS [45]3 years ago
8 0
You can do it if you believe in your self!
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How do you write 1.6 x 10^4 in standard form
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16000

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I think it is 2 7/2, hopefully this is it!

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an isosceles triangle has a vertex angle of 21.21 degrees. two sides of the triangle are each 17.91 ft long. whats the area of t
lubasha [3.4K]

Answer:

The area of triangle is A=58.02\ ft^{2}

Step-by-step explanation:

Let

B -----> the measure of the vertex angle of the isosceles triangle ABC

a and c -----> the two congruent sides of the isosceles triangle ABC

we know that

The area of a triangle applying the law of sines is equal to

A=\frac{1}{2}(a)(c)sin(B)

we have

a=c=17.91\ ft

B=21.21\°

substitute in the formula

A=\frac{1}{2}(17.91)(17.91)sin(21.21\°)

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3 years ago
Solve the right triangle. Round decimal answers to the nearest tenth.
dem82 [27]

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RS = 15/ tan57° = 9.7

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