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3 years ago

5

The recommended heart rate for weight management exercise and improving cardio fitness, in beats per minute, depend on a persons

age and can be represented by the expression 0.7(220-a)

1 answer:

Korolek [52]3 years ago

4 0

The answer to this question is true. If i'am right this from k12 and edg-enuity. have a good day bro. ;)

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A barrel of oil was filled at a constant rate of 7.5 gal/min. the barrel had 10 gallons before filling began. write an equation

Xelga [282]

Assuming that :

- The number of the gallons is symbolized by g
- Time per minute is symbolized by t

the equation would be :

g = 10 + 7.5 t

Hope this helps

5 0

3 years ago

Calculate the area of a circle whose diameter is 7cm.

Tema [17]

Answer:

49π (or ~154) cm²

Step-by-step explanation:

A = area

A = πr²

r = radius

r = 7

A = π(7)²

= 49π

= 153.938040026 → 154 cm²

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2 years ago

What shape do degree 3 functions have?

weqwewe [10]

Answer: Third degree polynomials are also known as cubic polynomials. Cubics have these characteristics: One to three roots. Two or zero extrema.

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3 years ago

Read 2 more answers

Construct an inscribed circle in triangle PQR by finding the incenter of the triangle.

kotegsom [21]

Answer:

Step-by-step explanation:

To inscribe a circle in a given triangle PQR means to construct a circle in the triangle PQR. The incenter of a triangle is the midpoint in the triangle, which can be located by bisecting the three angles of the triangle individually.

The construction is shown in the attachment.

7 0

4 years ago

Rewrite the equation y – 4x = –9 in slope-intercept form.

Luda [366]

Answer:

The answer should be A. Y= -4x -9

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3 years ago