Sarah needs 4/6 yard of ribbon to wrap a gift. She has 6 pieces of ribbon with the following lengths. She can cut the piece if i
1 answer:
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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