Answer:
explanations below
Explanation:
It has been reported that glaciers lost more than nine trillion tons of ice which in turn led to a twenty seven (27) millimeter increase in global sea levels over the period in review. Glaciers in Alaska have been seen to be the major contributor, then followed by the melting ice fields in pentagon and Artic areas.
Answer: The real tree house door should be 126 cm tall.
Explanation:
Given: Two students make a model of a tree house they want to build. The scale is 1:42.
i.e. 1 cm of model = 42 cm in real
if the in the scale model,the door is 3 cm tall, then the height of real tree house door = 3 x (42) cm
⇒ Height of real tree house door= 126 cm
Hence, the real tree house door should be 126 cm tall.