Question

ABCD is a cyclic quadrilateral the measure of angle A is twice the measure of angle C find the measure of angle C

Answer 1

Q2) perimeter of small triangle = 8+10+12 = 30 cm

scale factor of perimeter = 180/30 = 6

lengths of smaller triangle:

8*6 = 48cm

10*6 = 60cm

12*6 = 72cm