Answer:
36
Step-by-step explanation:
90-54=36
right angles measure 90 therefore angle a and b has to add up to 90
Answer:
12 1/2
Step-by-step explanation:
Answer:
Step-by-step explanation:
time = 49 hours
speed = 7 miles/hour
speed = distance / time
∴ distance = speed × time
= 7 × 49
= 343 miles