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How many degress are there in: 1(1)/(...

How many degress are there in:
`1(1)/(2)` right angles

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To solve the question "How many degrees are there in 1 and 1/2 right angles?", we can follow these steps: ### Step-by-Step Solution: 1. **Understand the value of a right angle**: A right angle is defined as 90 degrees. 2. **Convert 1 and 1/2 right angles into a fraction**: We can express 1 and 1/2 as a mixed number. This is equal to \( 1 + \frac{1}{2} \) which can also be written as \( \frac{3}{2} \). 3. **Calculate the degrees for 1 and 1/2 right angles**: To find the degrees in \( \frac{3}{2} \) right angles, we multiply \( \frac{3}{2} \) by the degree measure of a right angle (90 degrees): \[ \frac{3}{2} \times 90 = \frac{3 \times 90}{2} \] 4. **Perform the multiplication**: \[ 3 \times 90 = 270 \] So, we have: \[ \frac{270}{2} \] 5. **Divide to find the final answer**: \[ \frac{270}{2} = 135 \] Thus, 1 and 1/2 right angles is equal to **135 degrees**.
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ICSE-LINES AND ANGLES-Exercise 17A
  1. How many degress are there in: two right angles

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  2. How many degress are there in: (1)/(6) right angle

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  3. How many degress are there in: 1(1)/(2) right angles

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  4. How many degress are there in: a straight angle

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  5. How many degress are there in: (2)/(5) straight angle

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  6. Write the complement of each of the following angles: 46^(@)

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  7. Write the complement of each of the following angles: 90^(@)

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  8. Write the complement of each of the following angles: (3)/(5) of a r...

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  9. Write the complement of each of the following angles: (x +12)^(@)

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  10. Write the complement of each of the following angles: 34^(@) 27^@

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  11. Write the complement of each of the following angles: 42^(@) 36'25''

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  12. Write the supplement of each of the following angles: 58^(@)

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  13. Write the supplement of each of the following angles: 105^(@)

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  14. Write the supplement of each of the following angles: 0.6 of a right...

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  15. Write the supplement of each of the following angles: (x-30)^(@)

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  16. Write the supplement of each of the following angles: 62^(@) 56'

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  17. Write the supplement of each of the following angles: 83^(@) 45'30''

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  18. If x^(@) and (x + 30)^(@) are complements of each other, find the valu...

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  19. If z^(@) and (z + 50)^(@) are supplements of each other, find the valu...

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  20. Two complementary angles are in the ratio 4:5. Find the angles

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