The line segment which divides a side of a triangle into two equal parts is
called as……..
(x) The sum of complementary angles is always equal to….
Q.3. Write True and false against each statement :
(I) Adjacent angles have a common arm. [ ]
(ii) If two lines intersect at a point , then the vertically opposite angles are
equal. [ ]
(iii) The sum of the lengths of any two sides of a triangle is less than third
side. [ ]
(iv)The number 0 is neither a positive nor a negative rational number. [ ]
v) The additive inverse of 4/7 is -4/7. [ ]
Q.4 Do the sums as directed :.
Find the value of :
(I) -1/8 ÷ 3/4 (ii) (-4) ÷ 2/3
B. Rewrite the following rational numbers in the simplest form (I) 25/45.
(ii) -8/10
C. Convert each part of the ratio to percentage :
(I) 3:1. (ii) 1:4.
Answers
triangle into two equal parts is
called as……..
(x) The sum of complementary angles is always equal to….
Q.3. Write True and false against each statement :
(I) Adjacent angles have a common arm. [ ]
(ii) If two lines intersect at a point , then the vertically opposite angles are
equal. [ ]
(iii) The sum of the lengths of any two sides of a triangle is less than third
side. [ ]
(iv)The number 0 is neither a positive nor a negative rational number. [ ]
v) The additive inverse of 4/7 is -4/7. [ ]
Q.4 Do the sums as directed :.
Find the value of :
(I) -1/8 ÷ 3/4 (ii) (-4) ÷ 2/3
B. Rewrite the following rational numbers in the simplest form (I) 25/45.
(ii) -8/10
C. Convert each part of the ratio to percentage :
(I) 3:1. (ii) 1:4.
Answer:
The line segment which divides a side of a triangle into two equal parts is
called as……..
(x) The sum of complementary angles is always equal to….
Q.3. Write True and false against each statement :
(I) Adjacent angles have a common arm. [ ]
(ii) If two lines intersect at a point , then the vertically opposite angles are
equal. [ ]
(iii) The sum of the lengths of any two sides of a triangle is less than third
side. [ ]
(iv)The number 0 is neither a positive nor a negative rational number. [ ]
v) The additive inverse of 4/7 is -4/7. [ ]
Q.4 Do the sums as directed :.
Find the value of :
(I) -1/8 ÷ 3/4 (ii) (-4) ÷ 2/3
B. Rewrite the following rational numbers in the simplest form (I) 25/45.
(ii) -8/10
C. Convert each part of the ratio to percentage :
(I) 3:1. (ii) 1:4.