Question

B
A
1) Do all natural numbers are also a part of whole numbers. Justify your answer
2XWhich of the following numbers are divisible by 3?
a) 3152788 b) 678231
3)ABCD is a quadrilateral. Answer the following
i) The opposite angle of A is
ii) The adjacent sides of AB are DC
D
4) The average temperature Darjeeling is -18°C and average temperature at the Mount Everest is -34°C then
Which is the Coldest place?
5) The cost of 1 pencil is 9 then what is the rule for the cost of N pens?
6) Write the number of curved surfaces, number of plane surfaces and number of vertices of a cylinder.
7) Rewrite the following decimals in ascending order.
9.09, 9.1, 8.12, 7.8
8) Is the number 80927 divisible by 11? Justify your answer.
Section II
5x4=20M
9) Find the sum of
a)150 and -100
b) -75 and -20
10) Find the HCF of. 64, 56 and 40.
11) Sara ate 2/3 of a basket of Apples. What fraction of Apples was left in the basket?
wuation by trial and error method​

Answer 1

Answer:

Given, AB||CD.

Consider AC is transversal. z=125° Corresponding angles]

x = 180 - 125° [sum of angles in a straight line= 180° ]

x = 55°

We know that, sum of all the interior angles in a quadrilateral is 360°

ZA+B+C + ZD

x+x+z+y = 360°

55+55 125+ y = 360° ⇒ y = 125°. Dndn

Step-by-step explanation: