The area of triangle abc is 90 square meters the measure of which side or angle of the triangle can be calculated using the triangle area formula?
side c
side b
angle a
angle c

Volume of cylinder with a radius of 8cm and height of 25 cm

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Which of these triangle pairs can be mapped to each other using two reflections?