2 years ago

The two polygons are similar.Find the length of x

Mathematics

1 answer:

alexandr1967 [171]2 years ago

7 0

Answer:

x = 9.2

Step-by-step explanation:

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Please help!!! I'll give 25 points plus brainliest.

Vladimir79 [104]

Answer:

(b) 26.6 days

Step-by-step explanation:

Half life, T = 4 days

initial amount, No = 100 mg

(a) The exponential function is given by

$N = No e^{-\lambda t}\\\\N = No e^{\frac{-0.693t}{T}}\\\\N = No e^{\frac{-0.693t}{4}}\\\\N = No e^{\frac{-0.17325t}{T}}\\\\$

where, N is the amount left.

(b) N = 1 mg

$N = No e^{\frac{-0.17325t}{4}}\\\\1 = 100 e^{\frac{-0.17325t}{4}}\\\\4.605 = 0.17325 t \\\\t=26.6 days$

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2 years ago

A bank offers two special high-interest savings accounts if you deposit $500 and leave it untouched for 10 years. One pays 6 per

vazorg [7]

Answer:

The compound interest one is better by about 14 bucks.

Step-by-step explanation:

Simple interest:

500(1+.06*10)=800

Compound interest:

500(1+.05)¹⁰=814.45

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2 years ago

Can someone show me how to work out this example? (5+44+182−20−10)÷(2+5)

lora16 [44]

Answer:

approximately 35.9

Step-by-step explanation:

(5+44+182-20-10)÷(2+5)

(99+182-20-10)÷(7)

(281-20-10)÷(7)

(261-10)÷÷(7)

(251)÷(7)

approximately 35.9

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3 years ago

3 true? For what value of x is the equation 2-3 - +4 À B. 3 C. 9 D. -15

noname [10]

Answer:

Step-by-step explanation:

2 -3 = -1 + 4 = 3

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2 years ago

a baseball team has home games on Friday and Saturday. the two games together earn 3979.00 for the team. Fridays game generates

mojhsa [17]

3979.00-781.00= 3198.00 is how much money was taken in at each game

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2 years ago