Question

Name the types of following triangles :
'Triangle'DEF with m 'angle' D= 90°.

Answer 1

simple right angled triangle

Answer 2

Answer:

right angled triangle

Step-by-step explanation:

'Triangle'DEF with m 'angle' D= 90°

Any triangle having one angle = 90°

is called right angled triangle

right angle at D

=> DE² + DF²  = EF²