1 Marks Question

Question 11 Mark

Write the complement of the following angles:
77°

Answer

Since, the sum of an angle and its complement is 90°
Therefore, its complete will be (90 - 77 = 13°)

Question 21 Mark

Write the supplement of the following angles:
138°

Answer

Since, the sum of an angle and its supplement is 180°.
$\therefore$ Its supplement will be 180° - 138° = 48°.

Question 31 Mark

Write the supplement of the following angles:
54°

Answer

Since, the sum of an angle and its supplement is 180°.
$\therefore$ Its supplement will be 180° - 54° = 126°.

Question 41 Mark

Write the supplement of the following angles:
132°

Answer

Since, the sum of an angle and its supplement is 180°.
$\therefore$ Its supplement will be 180° - 132° = 48°.

Question 51 Mark

Write the complement of the following angles:
90°

Answer

Since, the sum of an angle and its complement is 90°.
Therefore, its complete will be (90 - 90 = 0°)

Question 61 Mark

Write the complement of the following angles:
30°

Answer

Since, the sum of an angle and its complement is 90°
Therefore, its complete will be (90 - 30 = 60°)

Question 71 Mark

Write the complement of the following angles:35°

Answer

Since, the sum of an angle and its complement is 90°
Therefore, its complete will be (90 - 35 = 55°)

Question 81 Mark

Write the complement of the following angles:
20°

Answer

Since, the sum of an angle and its complement is 90°Therefore, its complete will be (90 - 20 = 70°)

MATHS 1 Marks Question