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प्रश्न
What fraction of a straight angle is a right angle?
उत्तर
We know that, measures of right angle and straight angle are 90° and 180°
Now, the fraction of right angle to the straight angle = `90^circ/180^circ`
= `(90 ÷ 90)/(180 ÷ 90)` .....[∵ HCF of 90 and 180 is 90]
= `1/2`
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संबंधित प्रश्न
In a “magic square”, the sum of the numbers in each row, in each column and along
the diagonals is the same. Is this a magic square?
| `4/11` | `9/11` | `2/11` |
| `3/11` | `5/11` | `7/11` |
| `8/11` | `1/11` | `6/11` |
(Along the first row `4/11 +9/11 + 2/11 = 15/11`)
Classify, the fraction is given below, as a decimal or vulgar fraction, proper or improper fraction and mixed fraction: `19/10^3`
Express the following improper fraction as a mixed fraction: `18/5`
Express the following mixed fractions as improper fractions: `12 7/11`
State the true or false of the given statement:
`30/40` and `12/16` are equivalent fractions.
Distinguish of the following fraction, given below, as a simple fraction or a complex fraction: `(3 1/3)/(7 2/7)`
Distinguish of the following fraction, given below, as a simple fraction or a complex fraction: `(-8)/0`
Show that `3/7` lies between `2/5` and `5/7`.
Observe the following picture and write how many equal parts are they divided into?
Write the fractional part for the picture that is circled.
