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DanielleElmas [232]
3 years ago
11

The length of the base of a triangle is 8.5 cm, and its height is 5.4 cm. if the area of the triangle is half of the product of

its base length and height. The area of the triangle is
Mathematics
1 answer:
lawyer [7]3 years ago
7 0
Area = 1/2bh = 1/2 x 8.5 x 5.4 = 22.95 squared centimeter
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Which equation gives the number of 13 1 3 inches that are in 56 5 6 inch?
Aliun [14]

If you would like to know the equation for the above expression, you can calculate this using the following steps:


x ... the number

x * 1/3 inches = 5/6 inches

x * 1/3 = 5/6     /*3/1

x = 5/6 * 3

x = 5/2 = 2 1/2


The correct result would be x * 1/3 inches = 5/6 inches



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Find the measure of each angle indicated.
bekas [8.4K]
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Read 2 more answers
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bezimeni [28]
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3 years ago
1. The sum of first n terms of an arithmetic sequence is 3n²+4n
valentina_108 [34]

Answer:

<h3>           a.  a₁=7,     b.  a_n=7n+1,    c.  a₂₀=141</h3>

Step-by-step explanation:

a.

 a_1=S_1=3\cdot1^2+4\cdot1=3+4=7

b.

   a_1+a_2=S_2\\\\a_1+a_1+d=3\cdot2^2+4\cdot2\\\\7+7+d=3\cdot4+8\\\\14+d=12+8\\\\d=6\\\\\\a_n=a_1+d(n-1)\\\\a_n=7+6(n-1)\\\\a_n=7+6n-6\\\\\underline{a_n=7n+1}

c.

 a_{20}=7\cdot20+1=141

5 0
3 years ago
The prime factorization of 2020 is 2² × 5¹ × 101¹. How many different whole numbers are factors of 2020?
ioda

Answer:

4

Step-by-step explanation:

1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010

7 0
3 years ago
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