B) If y is the additive identity is 0
A right triangle is a triangle that consist of an angle which one angle is 90degree and the remaining angle would be less than to 90 and the best answer to your question based on my calculation i think the answer is A.
Answer:
(a) = 60
(b) = 70
Step-by-step explanation:
(a) Sum of all the angles of a triangle is 180
This is an equilateral Triangle
which means all the sides are equal since all the sides are equal that means all the angles are equal

(b) this is an isosceles triangle with two equal sides that means the two opposite angles are equal


Other method:
The multiples of 25: 0, 25, 50, 75, 100, 125, 150, 175, 200, ...
The multiples of 35: 0, 35, 70, 105, 140, 175, 210, ...
Answer: LCM(25, 35) = 175
Answer:
11
Step-by-step explanation:
1/2 times 2³=4
+7=11