Using the three trigonometric functions can be used to calculate unknown side lengths and angle in a right-angle triangle only.
But, if ever you we're given to find a non right-angle triangle, you will have to use sine rule or cosine rule.
Answer: Hours
Step-by-step explanation: It said's how long will it take meaning it is taking a time signature
X+y+z=3....... (x-y)+z=-3 ......... (x-z)=y+1.......
Answer:
18 square units
Step-by-step explanation:
By counting grid squares or finding the difference of horizontal and vertical coordinates, you can determine that the rectangle is 2 units wide by 9 units tall. The area is the product of these dimensions:
A = LW = (9 units)(2 units) = 18 units^2
Answer:
Number 2
Step-by-step explanation:
The numbers are close to each other. (Only goes from 721-730). The dot plot line will be smaller.