Abike to do tricks with has 20-inch-diameter wheels. find the area of each wheel. round to the nearest whole number. (hint: use the π key on your calculator and round at the last step. if you do not have such a key, use 22/7 for π and round at the last step.)

a)314 in.2
b)1,256 in.2
c)1,257 in.2
d)312 in.2

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.