4 x 3 = 12
12 would be the answer
825 miles because 495 divided by 9 is 55 so 55=1 mile and 15 miles=825
Answer:
x = 19
Step-by-step explanation:
All triangle angles equal 180
3x + 9 + 2x + 4x = 180
9x + 9 = 180
9x = 171
x = 19
Answer:
477,900
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
BCD is a right triangle. The Pythagorean Theorem applies; a^2 + b^2 = c^2, with c being the hypotenuse. a^2 + 9 = 25, so a^2 = 16, so a = 4