marshlac000 marshlac000

21-04-2022
Mathematics

contestada

Please help me it's very important that this gets done asap

Please help me its very important that this gets done asap class=

Respuesta :

NobodyKat NobodyKat

21-04-2022

Answer:

√32 or 4√2 or 5.657 (3 d.p.)

Step-by-step explanation:

Use Pythagoras’ Theorem
d² + 7² = 9²
Evaluate the known squares
d² + 49 = 81
Subtract 49 from both sides to make d² the subject
d² = 81 - 49 = 32
d = √32 = 4√2 = 5.657 (3 d.p.)

Answer Link

Otras preguntas

state whether ordered pair of numbers is a solution of the sentence:3y>2x+1;(4,3)

A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixt

fifteen percent of the workers at nationwide industries earn minimum wage. if 24 workers earn minimum wage, how many total workers are there at nationwide indus

For all real numbers x and y, if x # y = x(x-y), then x # (x # y) =My question is, how does x # (x # y) = 8 and how does it also equal to x(squared) - x(cub

What is 7.3939393939 (a repeating decimal) written as a fraction?!?!?!?!?!PLEASE HELP ASAP !

explain the cross section of leaf

find the vertex of the parabola y= x^2-2x-1 vertex (?,?)

Find the equation of the circle passing through the origin and with the center (3,5) The answer should be written in the form (x-h) squared + (y-h)squared = rad

What number is midway between 2/3 and 1?

Use the explicit formula an=a1+(n-1)d to find the 500th term of the sequence below. 24,31,38,45,52,..