Answer:
43
Step-by-step explanation:
Commutative property: a + b = b + a
3 + 5 + 7 = 3 + 7 + 5 = 10 + 5 = 15
Answer:
it increases the the hole
Step-by-step explanation:
It’s JP and PB (3rd answer)
Step-by-step explanation:
step 1. so ABC is a triangle.
step 2. interior angles of a triangle add up to 180°
step 3. <A + <B + <C = 180°
step 4. 54 + <B + 74 = 180°
step 5. <B = 52°.