Answer:
21
Step-by-step explanation:
I think its 21, because the BD line divides the big triangle into 2 ones and they are equilateral triangle, sorry if I'm wrong
Answer:
x is the missing side (x > 0)
because this is a right triangle, using Pythago theorem, we have:
x² + 4² = 12²
⇔ x² = 12² - 4²
⇔ x² = 128
=> x ≈ 11.3
Step-by-step explanation:
Answer:
B. 9(8+5) = 72+45
Step-by-step explanation:
9*8=72
9*4=45
What the name of your profile pic?
Answer:
50.4
Step-by-step explanation:
