gracebell518 gracebell518

13-08-2020
Mathematics

contestada

A diagonal of a rectangle is 8cm and forms an angle measuring 30 with one side. Find the area of the rectangle

Respuesta :

13-08-2020

Answer: =16*√3 cm²

Step-by-step explanation:

As the diagonak AC of rectangle ABCD= 8 cm and angle CAD=30° we can write

AD=AC*cos30°= 8*√3/2=4*√3

AB=CD=AC*sin30°=8*1/2=4

So the area of rectangle is

S= AB*AD=4*4*√3=16*√3 cm²

Answer Link

Otras preguntas

100 points for those who can help and brainliestA small, closed chamber of gas is heated. When the gas in the chamber expands, it does 5 J of work on a piston.

Help please and thanks

What does it mean to have a "definite," or "fixed," shape or volume?

Kate is creating lollipop bouquets using 20 cherry lollipops and 15 orange lollipops. She wants each bouquet to be identical, with no lollipops left over. What

Read the descriptions of two texts and determine which universal theme they most likely share. Text 1: After a snowstorm knocks out the power and ruins their pl

Gas giants all have rings around them. True or false (a) true (b)false

A student conducts an experiment to determine how the temperature of water affects the time for sugar to dissolve. In each trial, the student uses a different a

Which is more, 10 tablespoons or 6 fluid Ounces?

what is 2 3/ 5 times 1 3/ 7 in fraction form HELP ME I HATE FRACTIONSS

slope of the line passing through 2,-8 and 4,1