Answer:
Question 2
Step-by-step explanation:
2) The time when she woke up was - 3° C
During nature walk, temperature got 3° C warmer than when she woke up.
So, temperature during nature walk = - 3 + 3 = 0° C
Answer: it’s acute
Step-by-step explanation:
X+y=57
y=x+15
x+x+15=57
2x=42
x=21
y=21+15
y=36