Sebuah sfera dengan jejari 3cm dibahagikan kepada 4 bahagian
yang sama. Hitungkan luas permukaan
setiap bahagian
A) 15.75πcm^2
B)13.5 πcm^2
C) 18π cm^2
D) 9πcm^2

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.

55 bridesmaids want to make 325 325 decorations for a wedding. each decoration takes about 212 2 1 2 minutes to make. which response gives the best estimate for the amount of time each bridesmaid will spend making decorations?