exam Maths Puzzle Numerical Ability

In the right triangle ABC, AC= 12, angle B= 30 degrees, Angle C= 90 degrees, and Angle A= 60 degrees.
What is the perimeter of the Triangle

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exam Other Question

Solve each equation

Alice is making casserole snacks. Each snack will be 2 inches by 4 inches. How many snacks will she have if she bakes 4 batches, each in 12-inch by 16-inch baking pan?






Thanks so much
the problem is this: 9x + 4y
-6x - 5y