Answer:
Answer is C
Step-by-step explanation:
just did the test
The answer i think it is ,is b
Answer:
The temperature at the base camp Friday evening is - 6 degrees Celsius.
Step-by-step explanation:
To get the temperature at a mountain base camp on Friday evening, we must translate statement into a mathematical form:
(i) <em>The temperature at a moutain base camp was - 2 degress Celsius on Thursday</em>:

(ii) <em>Friday morning, the temperature was 1 degree Celsius lower than it was on Thursday</em>:

(iii) <em>Friday evening, the temperature was 3 degrees Celsius lower that it was that morning</em>:

The temperature at the base camp Friday evening is:



The temperature at the base camp Friday evening is - 6 degrees Celsius.
Answer:
A: 34 degrees
B: 102 degrees
Step-by-step explanation:
Complementary angles = 90 degrees
Supplementary angles = 180 degrees
(a) 90 - 56 = 34
(b) 180 - 78 = 102