3 years ago

A person is 20 years old and has a maximum heart rate of 200. what is the low end of his target heart rate zone?

Mathematics

1 answer:

Alina [70]3 years ago

4 0

C. 180 I hope this helps

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1. Triangle ABC has an angle of ABC = 60°, AB = 3 √3 cm and BC = 4 √3 cm. Determine the length of AC.

Oksi-84 [34.3K]

Answer:

see below

Step-by-step explanation:

you can use cosine law

(3 sqrt3)^2 + (4 sqrt3)^2 - 2(3 sqrt3)(4sqrt3)cos60 = AC^2

AC = sqrt39

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1 year ago

Help with this question

Vikentia [17]

Answer:

Step-by-step explanation:

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2 years ago

determine os valores de x e y sabendo que os numeros x,6 e 27 sao diramente proporcionais aos numeros 2, y e 18 nessa ordem

bazaltina [42]

Answer:

x=3 e y=4

Step-by-step explanation:

x/2=6/y=27/18

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x/2=27/18

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x=54/18

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6/y=27/18

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27y=108

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3 years ago

Fact family for 3, 5, 8

olya-2409 [2.1K]

Answer:

3+5=8

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Step-by-step explanation:

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3 years ago

Two dice are rolled. if the total showing is odd, you pay your friend $8. otherwise, your friend pays you $4. what is the (expec

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50/50 always. Hope it helps

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2 years ago