ANSWER ALL 9, SHOW UNITS AND WORKING.

1) Determine the area of the right triangle shown, if a=3cmand c=5cm. Show units

2) Determine the surface area of the box shown, given l=8cm , w=8cmand h=10cm. Show Units

3) Determine the area of a circle with diameter d=4cm. Show Units

4) Determine the surface area of a sphere

with diameter d=14cm. Show Units

5) Determine the volume of a right cylinder

with radius r=7cm and height h=7cm. Show Units

6) Determine the height of triangle ABC,

given a=12cm and its area is 114cm^2. Show Units

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