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julsineya [31]
3 years ago
12

The perimeter of a equilateral triangle with side l is 60in. Find l

Mathematics
1 answer:
KatRina [158]3 years ago
8 0

Answer:

I= 180

Step-by-step explanation:

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PLS HELp PLS
Anestetic [448]

1) Given

2) m∠1 + m∠2 = 90°

3) BD bisects ∠ADC

4) definition of angle bisector

5) definition of congruency

6) m∠1 + m∠3 = 90°

7) ∠1 is complementary to ∠3          (7) definition of complementary


If there is a drop down box, and my answer is not an option, type in the options in the comment box and I will let you know which theorems (or definitions) are the same as my answer.


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3 years ago
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If Johnny borrowed $1,300 for 5 years on a 7% interest rate, how much interest will Johnny have to pay total?
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Step-by-step explanation:

8 0
2 years ago
What is the value of x in the following equation?
mihalych1998 [28]

Answer:

-2

Step-by-step explanation:

-3x - 2x = 8 + 2

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6 0
3 years ago
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Leah is building a slide for her kids. if the latter is 7 feet tall and she wants the bottom of the slide to be 4 feet from the
nadezda [96]

The line needs to be 8.06 m long

Explanation

Given that the ladder is 7 feet tall and the bottom of the slide should be 4 m away from the ladder.

The ladder,slide and the ground connecting them makes the sides of a right angled triangle with ladder as the height and ground as the base.

base=4m

height=7m

hypotenuse can be determined using pythagoras law

b^{2} +h^{2} =H^{2} \\x^{2} 4^{2}+ 7^{2}= H^{2} \\16+49=H^{2} \\H=\sqrt{65} \\=8.06 m

4 0
3 years ago
You paint 1 2 12 wall in 1 4 14 hour. At that rate, how long will it take you to paint one wall
Rudiy27
Ok. <span>well the answer 1/2 the hour you paint 1/2 in 1/4 so add 1/2+1/2=1 so it is 2 so 1/4+1/4 </span>
3 0
3 years ago
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