Exercises : 1. The sum of 4.35 x 10, 26.711 x 10 and 8.09 x 102 is

Q: ecimal:

A: From triangle BDC , BD=18mm,∠DAB=45°,∠DCB=αBA=dAC=b

Q: Need a little help

A:

Q: Thank you.

A:

Q: help ?

A: A perpendicular bisector is a line which divides another line into two equal parts. As it is…

Q: Sample Count Sample Proportion Color Red 9. Brown Yellow 6. Green 10 Orange 12 Blue 9. Total 54…

A: Sample proportion for each color can be calculated as follows:

Q: Difficult to read/understand.

A: Let's solve.

Q: Help?

A: Note that, the LHS is equal to the RHS.

Q: C- 16

A: when negative sign multiplied by negative then it becomes positive sign (-)×(-)=+

Q: Need help with part 2

A: The objective is to find the product AB of matrices.

Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products. 

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.