Answer:
X=140/3
Step-by-step explanation:
180-40=140, 140 divided by 3 is 140/3, so 40+3x140/3=180
7n + 4
Ask if you want me to elaborate
A=2(1+
)a^2=2·(1+
)·20^2≈1931.37085cm²
Answer:
They are congruent.
Step-by-step explanation:
The have the same side length, as shown by the marking on the side next to the double marked angle and across from single marked angle. They have the same angle measures located in the same places as well. They are congruent as proven by shape, angle measures, and side length.