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kvv77 [185]
3 years ago
11

A triangle has a 90° angle, and the other two interior angles are congruent. Explain how to find the measure of one of the two c

ongruent angles.
Mathematics
2 answers:
mamaluj [8]3 years ago
7 0

Answer:

The sum of the measure of the interior angles of a triangle is 180°. If x represents the measure of one of the congruent interior angles, then 2x + 90 =180 represents the sum of the measures of all the angles. Solve the equation and x = 45°.

Step-by-step explanation:

alexandr1967 [171]3 years ago
6 0

Answer:

45º

Step-by-step explanation:

If the two interior angles are congruent they are the same. All angles add up to 180º, so 180-90=90. 90/2=45, ergo the answer is 45º.

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Each side of a rhombus measures 18 in. If one diagonal is 22 in. long, how long in inches is the other diagonal?
lana66690 [7]

Answer:

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Step-by-step explanation:

5 0
3 years ago
PLEASEE HELP!!
Alex777 [14]

Answer:

<h2>A)t=6.7</h2>

Step-by-step explanation:

<h3>to understand this</h3><h3>you need to know about:</h3>
  • quadratic equation
  • quadratic equation word problems
  • solving quadratic
<h3>given:</h3>

h(t) = -4t² + 12t + 100

<h3>to solve:</h3>

t

<h3>tips and formulas:</h3>
  • <u>the</u><u> </u><u>Ball</u><u> </u><u>will</u><u> </u><u>hit </u><u>the</u><u> ground</u><u> </u><u>when</u><u> </u><u>the</u><u> height</u><u> is</u><u> </u><u>0</u>
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<h3>let's solve: </h3>

step - 1 :  \: define

- 4 {t}^{2}  + 12t + 100 = 0

step - 2 :  \\ divide \: both \: sides \: by \:  - 4

{t}^{2}  - 3t - 25 = 0

step - 3 :  \\ solve \: the \: quadratic

formula :  \\ x =  \frac{ - b± \sqrt{ {b}^{2} - 4ac }  }{2a}

define \: a ,b \: and \: c \\ which \: are \: 1, - 3 \: and \:  - 25 \: respectively

t =  \frac{ - ( - 3)± \sqrt{ {( - 3)}^{2} - 4.1. - 25 }  }{2.1}

t =  \frac{  3± \sqrt{ 9    + 100}  }{2}

t = \frac{3 +  \sqrt{ 109 } }{2}

t =  \frac{3  -  \sqrt{ 109 } }{2}

t = 6.7 \\ t =  - 3.7

as \: we \: know \: time \: cannot \: be \: negative

\huge \therefore \: t = 6.7

5 0
3 years ago
Sammy and 4 friends went out to lunch together. They all ordered the same thing for lunch. Sammy was the only one who ordered de
alexandr1967 [171]

Answer:

$4.75.

Step-by-step explanation:

The total cost without the dessert = 27.50 - 3.75

= $23.75

So the cost of each persond lunch = 23.75 / 5

= $4.75.

7 0
4 years ago
Another one here thanks
iVinArrow [24]

Answer:

it is A.

Step-by-step explanation:

7 0
3 years ago
A student solved this problem by working backwards. Joani has some stuffed animals. She has 2 times as many as Lily. Lily has 6
soldi70 [24.7K]
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if he has3 times as many base balls as golf balls then thst would be 4x3=12 then he has 5 fewer tennis balls then base balls so 12-5=7

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4 years ago
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