2. The vertex angle and the one base angle of an isosceles triangle are in the ratio of7:4. Find
the measures of the 3 angles.
3. The sides of a triangle have the ratio of 7:9: 12. The perimeter of the triangle is 420. Find the
length of each side.
4. Two consecutive angles of a parallelogram are in a ratio of 7:3. Find the measures of the
angles.
5. The larger of two similar rectangles has dimensions of7m and 14m (l & w). If the width of a
smaller rectangle is 4m, what is the length?
6. The length of the smaller of two similar rectangles is 3 times its width. If the larger rectangle
has a length of 15cm, what is its width?
7. If a rectangular I.D. card is 4cm x 8cm (l x w) is enlarged so that its new perimeter is 50cm,
what is the new width?
8. The base of an isosceles triangle is 12cm long and one of the legs is 6cm long. What is the
perimeter of a similar triangle whose base is 18cm?