Matt wants to buy a new car. He creates the following rating system: Appearance 10%
Reliability 20%
• Fuel Economy 40%
• Comfort 30%
On a scale from 1 to 10, the first car he rates scores 8 for appearance, 9 for reliability, 7 for fuel economy, and 8 for comfort Compute
the weighted average for this car. (to the nearest tenth)
es -)))
A)
7.8
B)
7.9
8.2
D)
8.3
US

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.