The net of a square pyramid is shown: a square is shown having each side equal to 0.75 inch. each side of the square has a triangle on it. the height of the triangle is labeled as 0.8 inch. what is the surface area of the figure? 0.5625 square inch 0.7625 square inch 1.5625 square inches 1.7625 square inches

Manuela solved the equation below. what is the solution to manuela’s equation?

The investigating team suspected that there were differences in the cost of repairing cars in workshop i and workshop ii. the investigating team suspected that the costs raised by workshop i were greater than workshop ii. for that they tested the repair of 15 cars in each workshop to see the cost of repairs.the decision of the right hypothesis to prove the suspicion above is a. h0 : μ1- μ2­ = 0; ha : μ1- μ2­ ≠ 0 b. h0 : μ1- μ2 ≥ 0; ha : μ1- μ2 < 0 c. h0 : μd ≥ 0; ha : μd < 0 with μd = μ2- μ1 d. h0 : μd = 0; ha : μd ≠ 0 with μd = μ2- μ1 e. h0 : μ1- μ2 = 0; ha : μ1- μ2 ≥ 0

Why is 4.125 + the square root of 3 irrational