In quadrilateral PQRS, ∠P ≅ ∠Q ≅ ∠R ≅ ∠S. What type of quadrilateral is PQRS? Select the best answer from the choices provided.
A.
trapezoid
B.
parallelogram
C.
rectangle
D.
rhombus

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base