Chapter 11: Q3. (page 430)
Give two formulas that can be used to find the area of a rhombus. (Hint: Every rhombus is also a _______).
Short Answer
The two formulas that can be used to find the area of a rhombus are and .
Chapter 11: Q3. (page 430)
Give two formulas that can be used to find the area of a rhombus. (Hint: Every rhombus is also a _______).
The two formulas that can be used to find the area of a rhombus are and .
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Get started for freeFind the area of each figure:
a. Think of a parallelogram made with cardboard strips and hinged at each vertex so that the measure of will vary. Find the area of the parallelogram for each measure of given30.
b. Think of a parallelogram made with cardboard strips and hinged at each vertex so that the measure of will vary. Find the area of the parallelogram for each measure of
given 45.
c. Think of a parallelogram made with cardboard strips and hinged at each vertex so that the measure of will vary. Find the area of the parallelogram for each measure of given 60.
d. Think of a parallelogram made with cardboard strips and hinged at each vertex so that the measure of will vary. Find the area of the parallelogram for each measure of given 90.
e. Think of a parallelogram made with cardboard strips and hinged at each vertex so that the measure of will vary. Find the area of the parallelogram for each measure of given120.
Approximate your answers to parts (b), (c) and (e) using and. Then record your answers to parts (a)-(c) on a set of axes like the one below.
The base of a rectangle is 8cmand height 3cm.What is the area?
Find the area of each figure:
A wooden fencehigh and 220ftlong is to be painted on both sides.
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