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n200080 [17]
2 years ago
7

Somebody help please!!

Mathematics
1 answer:
dimaraw [331]2 years ago
3 0
The correct answer is 19
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A quadrilateral with only two opposite sides perpendicular to one side
aliina [53]

Answer:

The quadrilateral is a trapezium as two of its opposite sides are perpendicular to one side. Rectangle is also a type of trapezium and so is a square

Hope this helps!

8 0
3 years ago
How to find the exact value of cos 7 times 3.14 divided by 4
grin007 [14]
The answer to your question is the square root 2 over 2
8 0
3 years ago
Find the value of X and the value of Y. <br> (10 POINTS)
Ganezh [65]

sin 45 = opp/hyp

sin 45 = 4 / y

y = 4/sin 45

y = 4 /((sqrt2)/2)=4* sqrt(2)


tan 45 =opp/adj

tan 45 = 4/(x-3)

1 = 4/(x-3)

x-3 = 4

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3 0
3 years ago
A 6-inch-by-10-inch rectangle is cut down to a 5-inch-by-8-inch rectangle. What is the percent of decrease in the area? Express
Serjik [45]

Answer:

  33 1/3% decrease

Step-by-step explanation:

The original area is (6in)(10in) = 60 in². The reduced area is (5in)(8in) = 40 in². Then the change in area is ...

  ((new value)/(old value) -1) × 100%

  (40/60 -1)×100% = -1/3×100% = -33 1/3%

The area decreased by 33 1/3%.

6 0
3 years ago
PLEASE HELP!
kompoz [17]
The first and the third ones is true
4 0
3 years ago
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