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WINSTONCH [101]
2 years ago
12

Would 20, 40, 30 form a right angle​

Mathematics
2 answers:
Kazeer [188]2 years ago
7 0

Answer:

No

Step-by-step explanation:

It would not form a right triangle because if you square 20, 30, 40, and add 20^2 and 30^2 it would become 1,300, but 40^2 is 1,600 which does not make it a right triangle according to the Pythagorean Theorem.

Mashutka [201]2 years ago
3 0

Yes because if you add forty and thirty that equals seventy plus twenty is 90 which is a right angle

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Circle O and triangle OQR are shown below. What is the length of OQ?
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Answer:

Step-by-step explanation:

A circle is inscribed in an equilateral triangle PQR with centre O. If angle OQR = 30°, what is the perimeter of the triangle?

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If you are asking for the perimeter of PQR, it is 3s.

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3 0
2 years ago
A bean plant grows at a constant rate for a month. After 10 days, the plant is 25 centimeters tall. After 20 days, the plant is
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Y = 2x + 5

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Tomtit [17]

Answer:

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