Question

2. Write 'true' or 'false':
(a) In an acute-angled triangle, any 1 angle is acute.
(b) in an obtuse-angled triangle, any 1 angle is obtuse.
(c) in an obtuse angled triangle, 2 angles can be obtuse.
(d) In a scalene triangle, no 2 angles are equal
(e) In a right-angled triangle, angles are equal to 90%.
Corrections​

Answer 1

Answer:

(a) False: all angle are acute

(b) true

(c) false,Not possible

(d) true

(e) True

Corrections​

(e) In a right-angled triangle, one angle is 90°

Answer 2

a) false,b) true,c) false ,d) true,e) true.