Answer:
20xp
Step-by-step explanation:
Answer: 98 degrees
Step-by-step explanation:
Answer:
To know that a triangle is right angled triangle we will have to apply pythagoras theorem to verify it
Like length 3, 4 and 5 are leghts of right angled triangle
Answer:
distance covered in 2 hours = 80 km
distance covered in 1 hour = 80÷2 = 40 km
distance covered in 7/2 hours = 40 × 7/2
= 140 km
(3 1/2hours = 7/2 hours)