So a triangle is always 180°.
If one angle is 90° then we can subtract that from the 180° to find out how much the other two will be.
180°-90°=90°
So the other two angles added together will have to equal 90°.
Answer:
Solution does not exist.
Step-by-step explanation:
2cosx-3=0
2cosx=3
cosx=3/2
Solution does not exist.
Answer:
B
Step-by-step explanation:
Plug in all the values for x & y into the equation y=2x+3 (B). 2*2=4. 4+3=7. All the other values for x & y match up perfectly as well. The answer is B
Answer:
40 in^2
Step-by-step explanation:
Separate the shape into a square and a triangle. Find the measurements of each shape then find the sum.
5(y+3)=10x
———- ——-
5. 5
y+3=10x
——
5
y+3=10x -3
-3 ——
5
y=10x -3
——
5