Question

Choose the correct answer:

6 x 1 = 6

1. Which of the following is a pair of complementary angles?

a)10⁰and100⁰

b)10⁰and70⁰

c)80⁰and10⁰

2. If x - 1

2

=

1

2

, then

a) x = 1

b) x = -1

c) x = 2

3. The median of first five odd numbers is ___________

a) 6

b) 12.5

c) 5

4. The integer 5 more than -5 is _______

a) 0

b) 1

c) 10

5. The value of (-1)3

is _____

a) -1

b) 0

c) 1

6. If two parallel lines are intersected by a transversal, then the interior

opposite angles are _______

a) Complementary

b) supplementary

c) linear​

Answer 1

Answer:

1) 80° and 10° is a pair of complement angle bcoz a pair of angle is said to be a complement angle only when the sum of its pair is equal to 90.

Here 80 + 10 = 90

3) The first 5 odd numbers are = 1, 3, 5, 7, 9

So, the median = 3rd observation = 5

5) (-1)3 = -1 * 3 = -3

6) supplementary

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