Answer:

Step-by-step explanation:
We want to evaluate
when a=1 and b=5.
We just have to substitute the value of a and b into the given expression and simplify.

This simplifies to:

This will finally give us;

Answer:
I'm sorry, I can help only with this one x = 20°
Step-by-step explanation:
2x + 5° + 4x + 15° + 2x = 180°
8x = 180° - 5° - 15°
8x = 160°|÷8
x = 20°
Solve the problem by doing the following
5x=75
5x/5=75/5
x=15
Answer: 80
Step-by-step explanation:
2001-1441=560
560/7=80
80 x7=560
Kites are quadrilaterals so other than a rhombus, it would be a square. A kite can also be shaped as a square.
hope it helps!