Answer:
I think it is C I don't really know but try C
Answer:

Given:
- adjacent: 4 cm
- hypotenuse: x cm
- angle: 45°
<u>using cosine rule:</u>




Answer:
25 units
Step-by-step explanation:
Applying Pythagoras' Theorem,
(BD)^2= (CD)^2 + (BC)^2
(BC)^2= 65^2 - 60^2
(BC)^2= 625
BC= √625= 25
If you rounded it it would be 4.6
Answer:
There are 45 2-point questions and 5 4-point questions
Step-by-step explanation: