Answer: We are supped to solve for y so it will be division because that's the inverse for x. so: x/4 is your answer.
Answer:
168
Step-by-step explanation:
Answer:
? = 50°
Step-by-step explanation:
? = 180° - 130° = 50°
Pythagorean Theorem: A^2 + B^2 = C^2
<span>We know A and C, let's find B by doing it backwards </span>
<span>C^2 - A^2 = B^2 </span>
<span>4^2 - 7 (square root of 7 squared is just 7) = B^2 </span>
<span>16 - 7 = B^2 </span>
<span>9 = B^2 </span>
Xa+xb+21+2b is the answer
