The correct answer for that question is 280
Answer:
Step-by-step explanation:
Triangle ABC is a 45-45-90 right triangle. That means that segment BC also measures 10.
The big triangle as a whole is a 30-60-90. The side length across from the 30 degree angle is 10, so the whole length of BD is 10√3. However, since we already have the length of BC as 10, then segment CD measures
10√3 -10 which is 7.32
Answer:
a = 14
Step-by-step explanation:
The mean is the sum of the values divided by the number of values.
Your answer should be 3x-x+2=4 hope this helps..