91Ó°ÊÓ

Fill in the blanks to complete an equation that can be used to find the value of \(x .\) \(x\) is the supplement of a \(113^{\circ}\) angle. The sum of an angle and its supplement is \(180^{\circ}\) so $x+______=______.

To find the surface area of a pyramid with a slant height of 5 in. and a base with a side measuring 3 in., use the formula \(S A=\) ______ Replace ______ by 5 and ______ by 3.

Find the volume of a rectangular solid that has a length of \(4.5 \mathrm{ft}\), a width of \(3 \mathrm{ft}\), and a height of \(1.5 \mathrm{ft}\).

Find the volume of a cube whose side measures 2.5 in.

The diameter of a sphere is \(6 \mathrm{ft}\). Find the volume of the sphere. Give the exact measure.

The radius of the base of a cone is 5 in. The height of the cone is 9 in. Find the volume of the cone. Give the exact measure.

Find the supplement of a \(72^{\circ}\) angle.

A 30 -foot ladder leans against the side of a building with its bottom \(a\) feet from the building. The ladder reaches a height of \(b\) feet on the building. Which of the following distances is not possible as a value for \(b ?\) (i) \(5 \mathrm{ft}\) (ii) \(25 \mathrm{ft}\) (iii) \(35 \mathrm{ft}\)

Ladders A ladder 8 m long leans against a building. How high on the building does the ladder reach when the bottom of the ladder is \(3 \mathrm{m}\) from the building? (figure not copy)

Find the perimeter of a right triangle with legs that measure \(5 \mathrm{cm}\) and \(9 \mathrm{cm} .\) (figure not copy)