The angles inside a triangle are called interior angles. The diagram below shows the interior and exterior angles of a triangle. The three interior angles in a triangle will always add up to 180°. At each corner the exterior and interior angles are on a straight line, so at each corner these two angles add up to 180°.
Answer:
its 11
Step-by-step explanation:
1+ 10= 11 just add 1 hope it helps.
Answer for question 1:
2 3/6 or 2 1/2 miles
Step-by-step explanation:
1/3 is 5/6 so you: 5/6 x 3=15/6. Then you turn the mixed number to a whole number: 15/6=2 and 3/6. You can also simplify it to 2 and 1/2.
498+345 is the answer but you divide the 3 for base of 9