Answer:
Standard form is Ax + By = C
Step-by-step explanation:
The commutative property of 9+8=17 is 8+9=17 because the commutative property states that it doesn't matter the order of the number but as long as u get the same answer.
Step-by-step explanation:
answer and explanation is pinned
A. It is a parallelogram so, the formula is just simple base × height; 16cm × 9cm = 144cm²
B. It is a trapezoid so, the formula is base1 + base2 ÷ 2 × height; 25cm+ 44.67cm= 69.67cm ÷ 2 = 34.835cm × 20cm= 696.7cm²
C and D are irregular shapes - the diagram will show you how to do them...
Answer:
90 degrees is your answer.
Step-by-step explanation:
If you look at y it is actually a right angle.
A right angle is always 90 degrees.
90 degrees is your answer.