Question

Q.No. 1. Do as directed:
a) Which one of the following measures is an obtuse angle,
(1) 90°
(II) 180°
(III) 650
(IV) 100

c) Which pair of angles given below are supplementary,
(1) ZABC=70°, 2BCD=20
(II) PQR = 130°, ZABC = 70°
(11) ZAPQ = 120° SAQ= 60°
(IV) ZEFG = 180°, ZHU = 180°
(Fill in the blanks)
d) Sum of the angles of a triangle is
e) Which of the following rational numbers lies between and 1
(1) 2​

Answer 1

Answer:

a

180,100,650

d sum of the all angles of a triangle is 180 degre

Answer 2

No 1. An obtuse angle is an angle more or greater than 90 degree