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Ivenika [448]
3 years ago
7

In a trapezoid, three interior angles measure 80°, 100°, and 140°. What is the measure of the fourth interior angle.

Mathematics
2 answers:
Hunter-Best [27]3 years ago
6 0
The fourth angle will be 40 degrees
VLD [36.1K]3 years ago
3 0
All four-sided figures' interior angles will always add up to 360*. Therefore, the final angle is 40*, found by adding up all the values you have and subtracting them from 360. 
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The floor of a 15’ x 20’ rectangular room is being covered with carpet tiles each carpet tiles cover 6 ft.² of floor which of th
Blababa [14]

Answer:

15 * 20 / 6

Step-by-step explanation:

1. Find the area of the room, 300.

2. Just divide 300 from 6

3. you get 50 tiles

4. It's asking for an expression, so 15 * 20 / 6

6 0
3 years ago
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Write an equation of the line with a slope of −3 and y-intercept of 0.
s2008m [1.1K]

Answer:

y = -3x

Step-by-step explanation:

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5 0
3 years ago
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Masja [62]

Answer:

Step-by-step explanation:

Triangles by definition have 3 sides. If the sides are corresponding then it is beneficial to us if they are the same length as well. If all 3 sides in one triangle are equal in length to the corresponding sides in another triangle, then the triangles are congruent by SSS (side-side-side).  This is the case for us. Side EC is corresponding and congruent to side AC; side CD is corresponding and congruent to side CB; side ED is corresponding and congruent to side AB.

4 0
3 years ago
Can you help me with this task please?
Vinil7 [7]

Answer:

83 is prime

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Step-by-step explanation:

3 0
3 years ago
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Answer:

295 minutes

Step-by-step explanation:

It is given that Speedy the Sloth drinks tea at a steady rate of 2/7 cups per hour.

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Since she drinks tea as long as she stay awakes. This means, she stayed awake for 295 minutes today.

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3 years ago
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