Answer:
A: b^3. B. X^3
Step-by-step explanation:
When dividing subtract the exponents is the property.
The answer is D Because in a tangent
Let

be the identity matrix. Then pick whatever matrix you like for

.
Answer:
48cm^2
Step-by-step explanation:
First, you can break down this shape into two different, easier to work with shapes, with dimensions of 4*9 and 6*2. You can get this by cutting the bigger rectangle into the 4*9, and then using the 6*2 left over.
After that, all you need to do it multiply and then add.
4*9 is 36, and 6*2 is 12.
36+12=48
Hope this helped!
Answer:
Statement: ∠XYZ = ∠ABC Reasons: Below
Step-by-step explanation:
For two angles to be complementary means that the sum of the two angles is equivalent to 90°. When an angle has one of those little squares, that means the angle is a right angle, or a 90° angle. Also, since it's given that line segment AB and line segment BC are perpendicular, this means the two lines/line segments cross each other at a right angle, which also proves that line segment AB and BC have a 90° angle.