2 years ago

A gym has an inclined treadmill for joggers, as shown in the figure.

1 answer:

3 0

We know that
in a right triangle
cos θ=adjacent side angle <span>θ/hypotenuse
in this problem

</span>adjacent side angle θ=38 in
hypotenuse=40 in

cos θ=38/40
θ=arc cos (38/40)-------> 18.19°-------> 18°

the answer is
18 degrees

You might be interested in

Find the area of a right triangle with side lengths 12, 35, and 37. The length of the altitude to the hypotenuse is 11.35

Snowcat [4.5K]

I got 209.975 units squared

3 0

3 years ago

Amy read 8 more books than ben read. how many books did ben read

zaharov [31]

Answer:

(x+8)-x

Step-by-step explanation:

if amy is 8 more than ben

we dont know ben, so he is x

you have to subtract ben from amy

so amy is 8 more than ben, you have to add 8 to ben, who is x

6 0

2 years ago

Read 2 more answers

Which expression is equivalent to the expression shown ? 2 (x + 5) +3 (x2 - 5x +13)

Gnesinka [82]

$\text{Use the distributive property:}\\\\a(b+c)=ab+ac$

$2(x+5)+3(x^2-5x+13)=(2)(x)+(2)(5)+(3)(x^2)-(3)(5x)+(3)(13)\\\\=2x+10+3x^2-15x+39=3x^2-13x+49$

3 0

2 years ago

Which equation can be used to solve for x in the following diagram ?

Sliva [168]

C 35+5x=90
5x=90-35
x=55/5
x=11
Hope this helped

4 0

3 years ago

Evaluate x ÷ y for x = 3 and y = 12.

eduard

Answer:

1/4 or 0.25

Step-by-step explanation:

Lets plug x and y into the equation. We now have 3/12, which would be equal to 1/4 or 0.25

6 0

3 years ago