Step-by-step explanation:
sec⁴B - sec²B = sec²B(sec²B - 1)
= (1 + tan²B)(tan²B)
= tan⁴B + tan²B
= Right-hand side (Proven)
The answer is C because all the other answers are false. A rhombus does not have right angles, which is a characteristic of a rectangle. A rhombus does not have right angles - it has two obtuse and two acute. All rectangles are not squares because the sides need not have equal length. That leaves C. Parallelograms have 4 sides, which makes them a variety of quadrilateral
Answer:
y = 3x + 1 I think........
-$67 because she lost or spent 67 dollars which is larger than 34 dollars.