3 years ago

How was the Pythagorean theorem derived

1 answer:

6 0

The theorem states that: "The square on the hypotenuse of a right triangle is equal to the sum of the squares on the two legs" (Eves 80-81). This theorem is talking about the area of the squares that are built on each side of the right triangle.

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Liam babysat for 3 1/2 hours and made $31.50. How much money does he make per hour?

anzhelika [568]

Answer:

$9 per hour

Step-by-step explanation:

31.50/3.5 = 3150/350 = 630/70 = 63/7 = 9

Hope this helps! :3

plz mark as brainliest!

5 0

3 years ago

67. The value of ( 1) n n is A. 0 C. 1 B. -1 D. 10 E. 0.1

nalin [4]

Answer:

A. 0

Step-by-step explanation:

An interpretation of that expression is

${( - 1)}^{1} + {( - 1)}^{2} + {( - 1)}^{3} + {( - 1)}^{4} + {( - 1)}^{5} + {( - 1)}^{6} + {( - 1)}^{7} + {( - 1)}^{8} + {( - 1)}^{9} + {( - 1)}^{10}$

This expressions results in

$- 1 + 1 - 1 + 1 - 1 + 1 - 1 + 1 - 1 + 1 = 0$

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3 years ago

Read 2 more answers

Please help. What is the product? 3x^5(2x^2+4x+1)

AleksandrR [38]

Answer:

Third option is the correct answer

Step-by-step explanation:

$3 {x}^{5} \bigg( 2 {x}^{2} + 4x + 1 \bigg) \\ \\ = 3 {x}^{5} \times 2 {x}^{2} + 3 {x}^{5} \times 4x + 3 {x}^{5} \times 1 \\ \\ = 3 \times 2 {x}^{5 + 2} + 3 \times 4 {x}^{5 + 1} + (3 \times 1) {x}^{5} \\ \\ \red{ \bold{= 6{x}^{7} + 12{x}^{6} +3 {x}^{5} }}$

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3 years ago

What percent of 120 is 78?

frosja888 [35]

78/120 = 0.65

0.65 = 65%

Hope this helped☺☺

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3 years ago

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A model satellite has a scale of 1 cm : 3 m. If the real satellite is 18 m wide, then how wide is the model satellite?

mihalych1998 [28]

C

1cm : 3cm
= 1 x 6 cm : 3 x 6 m
= 6cm : 18m

8 0

2 years ago